It proceeds via carbocation intermediate. The use of this reaction to detect the presence of the CH 3 CH(OH) group in alcohols. Under acidic conditions, alcohols will undergo a dehydration reaction, producing an alkene and water. Contents1 Important Questions for CBSE Class 12 Chemistry - Alcohols, Phenols And Ethers1. 13 Worksheet 2 Unknown alcohols 1 A is an alcohol that has having the following percentage composition by mass: carbon 60. An enzyme called zymase is responsible for converting sugar into carbon dioxide and alcohol. However, with alcohols we shall be interested not only in reactions. 0 bonus pts. 002 g sample of blood? 4. It covers reactions with SOCl2, HBr, PBr3, and TsCl with Alcohols. Alcohols - Ethanol: 93: What is the Molecular Formula of Ethanol? Answer: 94: Is Ethanol a Hydrocarbon?: Answer: 95: Is Ethanol acidic, neutral or Alkaline?: Answer: 96: Write the Balanced Equation for the Reaction between Ethene and Steam. 2 Alcohols, Halogenoalkanes and Analysis (and 2. • When naming an alcohol, the parent is the longest chain containing the _____ group. Neutralization Reactions Worksheet Answers with Best Types Chemical Reactions Worksheet New Worksheet 4 Single. A)primary alcohol. Alcohols: Reactions The alcohol functional group is -O-H and its reactions involve cleavage of the O-H bond or the C-O bond — In either case, there can be a subsequent substitution, or an elimination to form a double bond ---Alcohols As Acids — Acidity is the result of the electronegativity of oxygen:. Wash the organic layer with 3 mL of brine (sat. Grignard Reagents are also used in the following important reactions: The addition of an excess of a Grignard reagent to. Alcohol Chemistry. Decomposition reaction: are reactions that break down larger molecules in to small one or simpler form. 1 Knowledge review—acids and bases 61 WORKSHEET 6. R-CH 2-CH 2-OH + H 2 SO 4---> R-CH=CH 2. Provide the structure of the major organic product in the reaction below. docx Page 1 Reactions of Alcohols Alcohols are versatile organic compounds since they undergo a wide variety of transformations - the majority of which are either oxidation or reduction type reactions. CH 3 (CH 2) 6 CH 2 OH + HBr → Answer: 3. When H 2O has one or both of its hydrogens replaced by an R group we get alcohols and ethers. 5 grams if solid) to the test tube. Chemistry Of Alcohols Some of the worksheets for this concept are Work for organic chemistry, Chem1405 work 9 reactions of alcohols and carbonyls, Nucleophilic substitution elimination chemistry 1, Kents organic chemistry unit notes i basic concepts, Chem 210 chapter 10 reactions and synthesis, Chapter 11 reactions of alcohols, , Document in microsoft internet explorer. See last week’s answer sheet. In many addition reactions the attacking reagent, unlike H. dry H OH When high concentrations of alcohol are present, they can undergo an acid catalyzed condensation reaction. The Oil Test. Why are alcohols typically poor electrophiles? Answer: The hydroxide ion, a relatively strong base, is a very poor leaving group. • Appreciate the range of smells produced by different esters. We will need to write a new equation, to determine the new ratio of mole Cr 3+ to mole alcohol. docx Page 10 Grignard Reagents These are of the formal type R-Mg-X. Reaction of an alcohol in the Ferric chloride test Stays the same color as the ferric chloride (a yellowish color). Ethyl alcohol boils at 79°C. and Data Sheets. Reaction: Results 1. Alcohols, reactions and. As the number of carbon atoms increases, the solubility decreases. 6 percent), or possible dependence (5. Some of the worksheets displayed are Work for organic chemistry, Chem1405 work 9 reactions of alcohols and carbonyls, Nucleophilic substitution elimination chemistry 1, Kents organic chemistry unit notes i basic concepts, Chem 210 chapter 10 reactions and synthesis, Chapter 11 reactions of alcohols. CHEM 120 Name: _____ WORKSHEET #12 Due: _____ 1. Fill in the missing intermediates in the following reaction mechanism. Given the reaction: This reaction is an example of A. The aim of this resource is to provide a complete revision guide for the Key. Alcohols, Phenols, Ethers, Thiols Worksheet Key. Also the interaction between gender and BAC was highly significant, suggesting that alcohol influence on reaction time was smaller in males than females, who also showed a higher reaction time per se. Worksheets are Chem 210 chapter 10 reactions and synthesis, Practice 8 1 give the iupac name of each of, Work for organic chemistry, Kents organic chemistry unit notes i basic concepts, Chem1405 work 9 reactions of alcohols and carbonyls, Table of contents, Chapter 11 reactions of alcohols, Reactions of chapter 10. Using a syringe measure out 0. Developmental age, prior medical experiences, previous non-medical trauma can all contribute to their reactions. You have the option to:. Percent 1-methylcyclohexene Percent 3-methylcyclohexene. Draw out the structural formula and classify the following alcohols as 10, 20 or 30. Give the structures of the chief products expected from the reaction of isopropyl alcohol with: CrO3, H2SO4. You must know the mechanisms for SN1 and SN2 reactions. Chapter 10 32 Formation of Primary Alcohols Using Grignard Reagents • Reaction of a Grignard with formaldehyde will produce a primary alcohol after protonation. She was traveling to a swimming competition on a Thursday afternoon with her parents and her younger sister. About This Quiz & Worksheet. Write the mechanism for this reaction, draw the energy diagram for the mechanism and label all the peaks and valleys. Ch08 Reacns of Alkenes (landscape). 6 Addition, elimination and substitution reactions (ESCKY) Mechanisms and arrow-pushing are not required by CAPS. When the hydroxyl group (-OH group) of an alcohol is attached to an aliphatic carbon chain (open chain), the alcohol is called an aliphatic alcohol. Worksheet - Organic Redox Reactions Certain organic compounds can under redox reactions. A Level Maths Revision Cards. The reactions of alkenes arise from the reactivity of their carbon-carbon double bonds. In most cases their products include Carbon dioxide (CO 2 ) and water (H 2 O). In this video tutorial series, study the second part of your first Organic Chemistry course while completing all the work on the provided worksheets. Functional groups play a significant role in directing and controlling organic reactions. When you drink alcohol, it gets passed directly into your bloodstream. Oxidation-Reduction Worksheet For each reaction below, identify the atom oxidized, the atom reduced, the oxidizing agent, the reducing agent, the oxidation half reaction, the reduction half reaction, and then balance the equation by the method of oxidation-reduction showing all electrons transfers. Grignard Reagents are also used in the following important reactions: The addition of an excess of a Grignard reagent to. 7 Oxidation of Alcohols. Copper Wire Test. 11 Effect of Alcohol Structure on Reaction Rate 158 4. 4 • Epoxides are ethers having the oxygen atom in a three-membered ring. Some of the worksheets for this concept are Work for organic chemistry, Chem1405 work 9 reactions of alcohols and carbonyls, Nucleophilic substitution elimination chemistry 1, Kents organic chemistry unit notes i basic concepts, Chem 210 chapter 10 reactions and synthesis, Chapter 11 reactions. Shown below is a list of 16 different reagents and reaction conditions which, if selected and used in an appropriate manner, will produce the conversions shown in the diagram. You may have to read through some of the page before you find the answer. Strong, bulky bases are best for E2 reactions (often these are polar, protic solvents and their conjugate bases). Stereochemistry 5. Product above + Mg. First part of homework - Due October 3, 2008(a) Describe the reaction of butan-2-ol with iodine in sodium hydroxide. KS3 Science Revision Worksheets Special Edition P. Aqueous HBr. 2 Concentration and strength— modelling acids and bases and calculating pH 63 WORKSHEET 6. Concerning Computer Problems. 93 J/mol,K) CF 3 CCl 3. While her father drove them to the meet, a drunk driver crossed over the center line on the road into their lane and hit their car head on. 2010; 33 (1-2): 127–143. Q1: When ethanol is made industrially, a catalyst is used to accelerate the combination of ethene with one other reactant. However, the latter reaction occurs faster because of the increased acidity of water (K a value of 1 × 10 −15). • These reactions are under equilibrium control. How long does grief last? Normal grief reactions Grief as a process of healing Culture, rituals, and ceremonies Coping With grief Supporting others who are grieving Resources Readings on grief and loss Life after loss: Dealing with grief Loss is an inevitable part of life, and grief is a natural part of the healing process. alcohol What is the mass percent (grams of alcohol per 100 grams of sample) of the alcohol in the blood if 8. In Worksheet 8, you looked at the following reaction: The addition of a nucleophile to a carbonyl carbon is a very general reaction. Variations in the genes for these enzymes have been found to influence alcohol consumption, alcohol-related tissue damage, and alcohol dependence. Identify all of the β-protons of the following molecules. , throwing a chair, cutting, hearing voices, dissociating, not coming to a therapy appointment, etc. Oxidation - complete combustion of hydrocarbons results in CO 2 and H 2 O. The overall reaction for the example case of 4-hexanol and hydrogen bromide is shown below. With excess water, you go to the acid. The reaction between butyric acid C 4 H 8 O 2 and ethanol C 2 H 6 O produces a sweet smell. [Relative atomic masses: C = 12; H = 1; O = 16] a i Calculate the empirical formula of A. The unique properties of carbon, Alkanes, Alkenes, Hydrocarbon structure and isomerism, Chemical reactions of the alkanes, Chemical reactions of the alkenes, Alcohols, The reactions of ethanol, Organic acids and esters. Hydrocarbons react with oxygen to form carbon dioxide and water. Reaction with a 1°-alkyl halide or tosylate (R-X). Trans hydrogen required for E2 2. Oxidation-Reduction reactions (also called “redox” reactions) are reactions that involve a shift of electrons between reactants. Organic Reactions Worksheet 1. Highlights included a new form of elemental carbon, concerns over vaping health risks, unexpected stir bar effects on reactions, and more. 1 - percentage yield and atom economy only) Summary of Organic Pathways. WORKSHEET “Enthalpy and Chemical Reactions” 1. Do this "Types of Chemical Reactions Design Lab". All major GCSE maths topics covered. CHAPTER 7 ALCOHOLS, THIOLS, PHENOLS, ETHERS Several new functional groups are presented in this chapter. Students also name 7 alcohols and ethers. The dehydration of alcohols Under acidic conditions, alcohols will undergo a dehydration reaction, producing an alkene and water. The overall reaction for the example case of 4-hexanol and hydrogen bromide is shown below. This video will show you how to identify the oxidation products (or lack of) for primary, secondary and tertiary alcohols. Thus, if the purple color changes to brown in this reaction, it is a positive reaction. } _ A negative symbol for AH indicates an. In the days before Prohibition, New York was trying to update it's coroner's office by improving laboratory practices and using science to determine the cause of death and solve crimes. Alcohols & Ethers Worksheet Name: Part B In the last worksheet we learned about the reactions and synthesis of alcohols and ethers but we're not quite done There is a special type of ether called an oxirane or an epoxide, that has the ether oxygen between two carbons in a three-atom ring, like this simplest example. Decide if the compounds below are oxidizing agents or reducing agents/nucleophiles. WORKSHEET “Enthalpy and Chemical Reactions” 1. Halogenoalkanes and Alcohols hw ( mark scheme) Alcohols and Modern Analytical Techniques hw ( mark scheme) Halogenoalkanes, Alcohols and Analytical Techniques test ( mark scheme) 2. interactive problems to aid students of organic chemistry. When the hydroxyl group (-OH group) of an alcohol is attached to an aliphatic carbon chain (open chain), the alcohol is called an aliphatic alcohol. The more common types of chemical reactions are as follows: Combination Decomposition Single displacement Double displacement Combustion Redox See also Collision Theory: How Chemical Reactions Occur. + E2, On R. Chemistry Of Alcohols. Edexcel Past Papers. 1 Knowledge review—acids and bases 61 WORKSHEET 6. Organic Reactions *(Not yet Posted) 7. Q1: When ethanol is made industrially, a catalyst is used to accelerate the combination of ethene with one other reactant. GCSE Chemistry OCR Past Papers. Alcohols, R-OH, are able to undergo several different types of reactions:. The acidic character of alcohols is due to the polar. Hydrocarbons react with oxygen to form carbon dioxide and water. Alcohol comes in a wide range of drinks with different alcoholic strengths, colours and tastes. Solid Calcium carbonate decomposes into solid Calcium oxide and Carbon dioxide gas. Topic 8 Exercise 3 - reactions of haloalkanes. - Managed stress can become useful and healthy (viewing events as challenges). What is alcohol?. The specific product will be determined by the substitution of the starting alcohol, and the specific oxidizing reagent used in the reaction. What other reagent is necessary for the reaction to take place? [1] c. (10 points) 2. This reaction is versatile; primary, secondary and tertiary alkyl halides can be used, and also vinyl, allyl and aryl. Zaytsev elimination with normal bases 3. What is the solvent in this reaction? Water. Alcohols can be converted to alkenes by dehydration. Why is this step necessary? To make the –OH a better leaving group. O-H stretching absorption at 3300-3600 cm-1 IR Sharp band near 3600, hydrogen bonding makes broad absorption 3300-3400 cm-1 range Strong C-O stretching absorption near 1050 cm-1 Phenol absorbs near 3500 cm-1 C bonded to –OH absorbs at lower field 50-80 (C-NMR). This is a collection of chemistry worksheets in pdf format. Most of the alcohols are known to be colourless liquids or even are said to behave as solid at room temperatures. Organic Spectrometry II. Maybe we could see these repeating interactions as what keeps us from talking and resolving things, from talking in ways that bring understanding, comfort and a sense of intimacy. The answers to the questions are available on separate worksheets so you can fill them out and then check your work. GCSE Science: Biology Reflex Reactions 15 slides 5 Flash activities Accompanied by Reflex Reactions worksheet Covering: Reflexes A reflex arc For AQA, Edexcel and OCR Gateway GCSE Science The Eye and Seeing 25 slides 12 Flash activities Accompanied by The Eye and Seeing worksheet Covering: The eye Monocular and binocular vision. The Grignard Reaction is the addition of an organomagnesium halide (Grignard reagent) to a ketone or aldehyde, to form a tertiary or secondary alcohol, respectively. Alkyne Nomenclature Review http://www. Chem 124 PAL Worksheet Alcohols via Reduction Page 1 Write out the step-by-step mechanism for the reaction below. Downloadable PDFs will have a PDF icon next to them. CH 3 CH 2 CH 2 CH 2 OH c. The effects of alcohol on the brain are more serious than memory loss and blurred vision. Lead to alcoholism (addiction to alcohol) and result in tolerance to the effects of alcohol and variety of health problems Cause a vitamin deficiency. What is the solvent in this reaction? Water. 4 Displacement reactions of the. Predict the major product of the reaction below and provide a stepwise mechanism which accounts for its formation. Try this "Chemistry in a Bag" lab to demonstrate changes occuring in chemical reactions. 63 kg of glucose react, what is the al PERCENTAGE YIELD of ethyl alcohol? 4. The best way to remember the information in this chapter is to get a pen and paper and write down your answers before clicking on the Answer link which will take you to the correct page. Milk sours (goes bad). REACTION RATES WORKSHEET WS#1 1. [Relative atomic masses: C = 12; H = 1; O = 16] a i Calculate the empirical formula of A. Name the following compounds: a) 2-octanol b) 2,4-Dimethyl-2 - pentanol Complete the following reactions including all possible products. This step, the formation of the carbon cation, is the rate determining step. Two common reactions that alcohols undergo are dehydration reactions and oxidation reactions. In most cases their products include Carbon dioxide (CO 2 ) and water (H 2 O). 4 kJ/mol of heat. Reactions of Alkenes and Alkynes Alkenes and alkynes are generally more reactive than alkanes due to the electron density available in their pi bonds. 6 Addition, elimination and substitution reactions (ESCKY) Mechanisms and arrow-pushing are not required by CAPS. Worksheet — Alcohols Alcohols are compounds with hydroxyl (-01-1) groups on sp3 hybridized carbons. C 2 H 5 OH - ethanol. Important Questions for Class 12 Chemistry Chapter 11 Alcohols, Phenols and Ethers Class 12 Important Questions Alcohols, Phenols and Ethers Class 12 Important Questions Very Short Answer Type Question 1. When a purple solution of the oxidizing agent KMnO 4 is added to an alkene, the alkene is oxidized to a diol and the KMnO 4 is converted to brown MnO 2. There will be more possibilities as we progreas through organic chemistry. Hill, Beaver Educational Resources 2000. 20 mol N2(g) reacts completely with H2(g). Worksheet 8 Describe the spectroscopy characteristics of Alcohols and Phenols. Displaying all worksheets related to - Alcohol Chemistry. To permit an alcohol to react by breaking the C-O bond, the OH group must first be changed into a better leaving group. 10 Structure, Bonding, and Stability of Carbocations 155 4. Neutralization Reactions Worksheet Answers with Best Types Chemical Reactions Worksheet New Worksheet 4 Single. Methanol is used as a chemical feedstock. Skills Worksheet Concept Review Section: Teens and Alcohol PART Class Date Complete the chart below about the problems associated with alcohol use. We use cookies to ensure that we give you the best experience on our website. Caroline Clower. See last week’s answer sheet. Revision Questions. However, the latter reaction occurs faster because of the increased acidity of water (K a value of 1 × 10 −15). Is One Type of Alcoholic Drink Safer than Another? No. You can also see if there are pre-set reactions in the forms of events and equations. Alcohol Chemistry. Advanced Chemistry Quiz-Worksheet Index REPEAT QUIZ. Drinking during this time can have a long-term impact on memory, reactions and attention span. fermentation Chemical reaction, enzyme-catalyzed reaction, alcohol production, ethanol production, CO 2 production, carbohydrate conversion, alcohol fermentation 4. C 4 H 9 OH - butanol. Draw the structural formulas of the products, water and ethyl butyrate. This was determined by the American. Play game » Related worksheets. It includes a student worksheet and brief teacher notes. It turns out that esters and amides can be made to form rings. Markovnikov discovered that in the hydrohalogenation reaction with an asymmetric alkene, the halogen preferred the more substituted carbon atom. Math Worksheets A series of free IGCSE Chemistry Lessons (Cambridge IGCSE Chemistry). Na or NaH in an ether solvent. GCSE Chemistry Past Papers. All exam boards e. The most common reactions of alcohols can be classified as oxidation, dehydration, substitution, esterification, and reactions of alkoxides. Alcohols, Phenols, Ethers, Thiols Worksheet Key. Alcohol belongs to a group of drugs known as depressants. This organic chemistry video tutorial provides a basic introduction into naming alcohols using IUPAC Nomenclature. Chemical Reactions of Alcohols, Phenols and Ethers. Nucleophilic acyl substitution describe a class of substitution reactions involving nucleophiles and acyl compounds. 30 mol H2(g) reacts completely with N2(g). Reactions of Chapter 10 Worksheet and Key 1) Alcohol Fermentation Alcohol fermentation is a series of chemical reaction that convert sugar molecules, such a glucose, into ethanol and CO 2. A simple example is substitution to form an alkyl halide. C) a compound burns in the presence of oxygen. Warning Signs. Hangovers begin 8 to 12 hours after the last drink and symptoms include fatigue, depression, headache, thirst, nausea, and vomiting. 63 kg of glucose react, what is the al PERCENTAGE YIELD of ethyl alcohol? 4. E)tertiary alcohol. 33) 34)Oxidation of a ketone produces A)an aldehyde B)a carboxylic acid C)a primary alcohol D)a secondary alcohol E)no reaction 34) 35)All of the following statements about oxidation of carbonyls are true except A)Oxidation of ketones produces esters. Alkyl chains are often nonreactive, and the direction of site-specific reactions is difficult; unsaturated alkyl chains with the presence of functional groups allow for higher reactivity and specificity. 2 Concentration and strength— modelling acids and bases and calculating pH 63 WORKSHEET 6. Higher and foundations cards available. 8, Fessenden 7. Analysis of the reaction products in a mass spectrometer shows that all the 18 O is in the ester and not in the water. The most important of these is the production of a wide range of polymers on which we have become increasingly dependent over the last 60 years. 2 Very Short Answer Type Questions [1 Mark]1. 7 6 customer reviews. Ungvárai-Nagy, I. If alcohol is primary alcohol then reaction will proceed through Sn2 for tertiary alcohol it will proceed with Sn1. Alcohols H-bond themselves better than amines (because amine H is less positive 9. Alcohols & Ethers Worksheet Name: Part B In the last worksheet we learned about the reactions and synthesis of alcohols and ethers but we're not quite done There is a special type of ether called an oxirane or an epoxide, that has the ether oxygen between two carbons in a three-atom ring, like this simplest example. Chapter 6 Reactions Worksheet and Key 2 3) Hydration of Alkenes In a hydration reaction, H 2O is added "across" a double bond in an alkene to produce an alcohol. Fill in the missing intermediates in the following reaction mechanism. Most of the alcohols are known to be colourless liquids or even are said to behave as solid at room temperatures. Aromatic stability of benzene. Up until 1917, the coroner was an elected official, and one who had no science or medical background. With this information, show mechanisms for the following reactions. Provide details and share your research! But avoid … Asking for help, clarification, or responding to other answers. (Hint: H is usually 1+ and O is usually 2-). The reaction is useful because the different types of alcohol behave differently. 2 Concentration and strength— modelling acids and bases and calculating pH 63 WORKSHEET 6. The Flinn Scientific, Inc. Chapter 3 Alcohols, Phenols, and Ethers 13 25 Reactions of Alcohols 26 Dehydration of Alcohols to Produce Alkenes • Heating alcohols in concentrated sulfuric acid (H2SO4) at 180°C removes the OH group and a H from an adjacent carbon to produce an alkene, with water as a by-product. O CHEM 1 SPRING 2018 REACTIONS/SYNTHESIS OF ALCOHOLS WORKSHEET KEY 1. A primary alcohol reacts with cold concentrated sulphuric acid to form alkyl hydrogensulphate : Ethanol + conc. Sn1 being ionic in nature takes place very fast while Sn2 is molecular in nature reacts slowly. This reaction is used to make aldehydes, ketones and carboxylic acids, and as a way of distinguishing between primary, secondary and tertiary alcohols. CHEM 120 Name: _____ WORKSHEET #12 Due: _____ 1. 002 g sample of blood? 4. Combustion Reactions Worksheet When a fuel burns completely, it reacts with oxygen (O 2) to produce carbon dioxide (CO 2) and water vapor (H 2O). In this activity, you will write and balance chemical equations for combustion reactions. #N#Covers stereochemical concepts such as R/S and D/L classification, as well as the relationships between enantiomers, diastereomers, and meso compounds. Alcohols, Phenols, Ethers, Thiols Worksheet Key. Mechanistically, the reaction proceeds via initial protonation of the hydroxyl group (a typical acid-base reaction). The general chemical formula for an alcohol is C n H 2n+1 OH. Calculate the specific heat capacity of the following: C 2 H 2 – acetylene (molar heat capacity = 43. Zinc oxide is an ionic compound made up of zinc cations, Zn2+, and oxide anions, O2‒. Give the structures of the chief products expected from the reaction of isopropyl alcohol with: CrO3, H2SO4. What type of reaction is this? Remember that these react based on acid/base chemistry. • The difference in rates is due to the solubility of the resulting alkyl halides. Displaying all worksheets related to - Alcohol Chemistry. Draw the first step of the reaction mechanism. 3% and oxygen 26. This increases the risk of falls, household accidents, and car crashes. Chemical tests transform an unknown into a different compound with an accompanying change in appearance. This post is going to cover alcohol names, alcohol formula, and reactions of alcohols. Teens who start drinking alcohol before age 15 are five times likelier to develop a later addiction to alcohol than those who begin drinking at age 21 or older. Give a suitable catalyst for use in this reaction. Show all organic products - if two or more products form, indicate. Describe the reaction between phenol and sodium hydroxide. 56) Methyl alcohol is manufactured from carbon monoxide and hydrogen at 300 atmosphere pressure and 300 0 C temperature. of chlorine gas. Lots of "normal base" anions. 2 Nomenclature(a) Alcohols: The common name of an alcohol is derived from the common name of the alkyl group and adding the word alcohol to it. However, alcohol dependence, or alcoholism, refers to a disease that is characterized by abnormal alcohol-. 7 General Features-Reactions of Alcohols, Ethers, and Epoxides • Recall that, unlike alkyl halides in which the halogen atom serves as a good leaving group, the OH group in alcohols is a very poor leaving group. Alcohols are oxidised by strong oxidising agents. C 2 H 5 OH - ethanol. Carboxylic acids are a group of organic compounds which have weakly acidic properties. saponification C. OH OH CH 3 2. ” The dependent variable is what changes as a result of the change in the independent. How much heat energy must be expelled by the body to rid the body of one pound of fat?. Worksheet which requires the naming of different alcohol molecules. Activity 23: Making esters from alcohols and carboxylic acids. Note whether the plastic sinks or floats. 11 Spectroscopy of Alcohols and Phenols. The specific product will be determined by the substitution of the starting alcohol, and the specific oxidizing reagent used in the reaction. The most common acids employed for the reaction are sulfuric or phosphoric acids. The dehydration of alcohols Under acidic conditions, alcohols will undergo a dehydration reaction, producing an alkene and water. The procedure is based on the ability of. Since, in a chemical reaction, energy can be neither destroyed nor created, if we know the energy required to form or break the bonds being made (or broken) in the reaction, we can estimate the enthalpy change for the entire reaction with high accuracy by adding up these bond energies. What is wrong (if anything) with each reaction below?. dioxide is produced in both the transition reaction and the Krebs cycle. Alcohols, R-OH, are able to undergo several different types of reactions:. B)secondary alcohol. other investigations. The effects of alcohol on the brain are more serious than memory loss and blurred vision. Related worksheets. Analysis of the reaction products in a mass spectrometer shows that all the 18 O is in the ester and not in the water. 1 PREVIOUS YEARS QUESTIONS1. Add 3 mL of the carboxylic acid (or 0. • Using drugs or alcohol to suppress uncomfortable thoughts and emotions • Avoidance of activities related to the trauma • Avoidance of people, places, or things related to the trauma • Suppressing thoughts related to the trauma • Avoidance of conversations about the trauma. Free anger worksheets can help you manage your anger by providing the tools to monitor and evaluate your emotions. Ch10 Alcohols; Struct + synth (landscape). Assign oxidation states to the highlighted carbons in the three compounds shown below. on the left side and the products on the right side. } _ A negative symbol for AH indicates an. 3) Hydration of Alkenes. Test: Stereochemistry. Some of the worksheets displayed are Work for organic chemistry, Chem1405 work 9 reactions of alcohols and carbonyls, Nucleophilic substitution elimination chemistry 1, Kents organic chemistry unit notes i basic concepts, Chem 210 chapter 10 reactions and synthesis, Chapter 11 reactions of alcohols. Food is digested. I can write balanced symbol equations for the combustion of an alcohol:_____ + _____ _____ + _____I know that energy has to be supplied / released to break bonds I know that energy is supplied / released when bonds formIn exothermic reactions, the amount of energy released when new bonds form is less than / greater than the energy needed to break existing bonds. Rank the following compounds in order of increasing acidity and justify your answer. Which is the best reaction sequence to use if one wants to accomplish an alcohol synthesis shown below? CH3CHCH CH2 CH3 Which. This post is going to cover alcohol names, alcohol formula, and reactions of alcohols. 1 Given below are the structures of four hydrocarbons: A B. html Physical Properties of Alkynes. isobutyl alcohol (E)-2-buten-1-ol (2R, 4R)-2,4-hexanediol. light splits h2o keeping the hyrdogens o2 is released & the hydrogens are taken to the next step light independent reaction. When the temperature of the cider reaches 80°C (176°F) only the aromatics and alcohol escape in a flow of steam. OH a) H 2SO 4 heat OH CH 3-CH 2-CH-CH 2-CH 3 b) H 2SO 4 heat Answer OH a) H 2SO 4 heat OH CH 3-CH 2-CH-CH 2-CH 3 b) H 2SO 4 heat CH 3-CH 2-CH=CH-CH 3 + H 2O + H 2O 3-pentanol 2-pentene cyclohexanol cyclohexene. Elements: A pure substance containing only one kind of _____. H30+ formned by dissociation of HBr; 2. 8, Fessenden 7. Displaying all worksheets related to - Alcohol Chemistry. Reaction Time Experiment: Summary Step 1: Describe ex-periment and decide on procedures as a class. Oxidation state changes occur at the reactive carbon in the compound. Partial Answers Discussion Worksheet #8 Formation of Alcohols Skill 1: Functional group transformations for alcohols Alcohols can be made through substitution or reduction Alcohols can be oxidized to aldehydes and ketones Problem 1: Provide the reagents necessary for formation of these alcohols. (Note: that's not the same as hydroxide, OH-, which is ionic. Reaction rate, reaction time, rate of chemical reaction, speed 3. The reaction is useful because the different types of alcohol behave differently. While the product of reaction (8) is the nucleophilic substitution product, it is not the final product. 2 3 • Compounds having a hydroxy group on a sp2 hybridized carbon—enols and phenols—undergo different reactions than alcohols. Experiment: Reactions of alkanes, alkenes, and cycloalkenes* Purpose: To investigate the physical properties, solubility, and density of some hydrocarbon. } _ A negative symbol for AH indicates an. 3 Acid–base relationships— calculating pH and pOH 65 WORKSHEET 6. Some of the worksheets for this concept are Practice 8 1 give the iupac name of each of the following, Section 3 alcohol and its effects physical and social, Reactions of chapter 10 work and key, Chem1405 work 9 reactions of alcohols and carbonyls, Chapter 11 reactions of alcohols, Chapter 11 lecture notes alcohols ethers aldehydes. Alkenes can be persuaded to add water in the presence of a catalyst in a reaction very similar to the electrophilic addtion reactions above. C 4 H 9 OH - butanol. Oxidation. Aromatic heterocycles. For the following reduction reactions, predict the product(s), and classify the alcohols as primary, secondary or tertiary. Hydration of alkynes []. Part I Library of Synthetic Reactions 1 Note that this is a partial list of reactions 1 Graphics are obtained mostly from Stony Brook University CHE 327 PowerPoint slides and Organic Chemistry , 10th Edition by Solomons. Class practical. Polyunsaturated oils are hydrogenated (addition reaction with hydrogen) to make margarine spread which is a common substitute. Chemistry 118 Series. Alkanes(and(Alkenes(Worksheet(How can we distinguish between alkanes and alkenes? Aim: To work out the best way to distinguish alkanes from alkenes. AQA, OCR, Edexcel, WJEC. While her father drove them to the meet, a drunk driver crossed over the center line on the road into their lane and hit their car head on. Learn more about how alcohol affects older women. WORKSHEET: OXIDATION AND REDUCTION REACTIONS 4-chloro-3 -methyl-2-butanone 2-ethyl-3-methylbutanal 3-ethyl-2-isopropylpentanoic acid pentanal (dipole/dipole) carboxylic acid ketone no reaction pentanoic acid (2 H-bonds/molecule) | 0 alcohol CHg-OH 20 alcohol alcohol 3 -pentanol (l H-bond/molecule) cr2042- carboxylic acid ketone no reaction. Some of the worksheets for this concept are Chem1405 work 9 reactions of alcohols and carbonyls, Section 3 alcohol and its effects physical and social, Work for organic chemistry, Reactions of chapter 10 work and key, Alcohols properties preparation, Chem 210 chapter 10 reactions and synthesis, Key activity, Investigating the dehydrating effects of. A dron H arris, P h. Write the mechanism for this reaction, draw the energy diagram for the mechanism and label all the peaks and valleys. Terms Related to Alcohols (a) Rectified spirit It contains 95% ethyl alcohol. This quiz and corresponding worksheet gauge your understanding of alcohol reactions and types. There will be more possibilities as we progreas through organic chemistry. Variations in the genes for these enzymes have been found to influence alcohol consumption, alcohol-related tissue damage, and alcohol dependence. Drinking during this time can have a long-term impact on memory, reactions and attention span. The react with bases/alkalis to for salts and release carbon dioxide from carbonates. Uses of alcohols. Name the reaction mechanism and describe it as fully as you can, using curly arrows to show the movement of electron pairs. To use physical and chemical properties to identify an unknown. doc homework out. Hangovers are the body's reaction to poisoning and withdrawal from alcohol. Alcohol Worksheet Key. avoidance to control these reactions. When uncharged zinc and oxygen atoms react to form zinc oxide, electrons are transferred from the zinc atoms to the oxygen atoms to form these ions. The best way to remember the information in this chapter is to get a pen and paper and write down your answers before clicking on the Answer link which will take you to the correct page. Making statements based on opinion; back them up with references or personal experience. Methanol is used as a chemical feedstock. Alcohols are versatile compounds. Mainly the reaction between alcohols and carboxylic acids to produce esters, together at a brief look at making esters from the reactions between alcohols and acyl chlorides or acid anhydrides. The reaction with a primary alcohol involves two oxidation steps (primary alcohol --> aldehyde --> acid); the reaction here involves only one step (secondary alcohol --> ketone). Limiting Reagent Worksheet #2 If 15. Cl withdraws electron density. Chemistry Of Alcohols. WORKSHEET “Enthalpy and Chemical Reactions” 1. • the first worksheet deals with the Standard Level part of the syllabus • the second worksheet is for Higher Level only. Food is digested. Apendicular Skeleton. Alcohols absorb radiation strongly ~ 3500 cm-1 in the infrared region; Reactions of Alcohols, Phenol and Ethers. (The pK a of H 3O + is -1. Chapter 13 Alcohols Review of Concepts Fill in the blanks below. 5 grams if solid) to the test tube. A Level Chemistry Past papers. Alkenes can be persuaded to add water in the presence of a catalyst in a reaction very similar to the electrophilic addtion reactions above. Basic IUPAC Nomenclature V. Combustion Reactions Worksheet When a fuel burns completely, it reacts with oxygen (O 2) to produce carbon dioxide (CO 2) and water vapor (H 2O). (A), alcohol is the parent name, taking precedence over alkene. Alcohols, Phenols, Ethers, and Thiols Read and answer each question carefully and thoroughly. (Other types of reaction have been substitution and elimination). Assign oxidation states to the highlighted carbons in the three compounds shown below. Do all collisions result in a chemical reaction? Explain. Do this "Mass Relationships in Chemical Reactions" lab. Considering the reaction represented by the (unbalanced) equation N2(g) + H2(g) æ NH3(g) determine the number of moles of NH3(g) that can be produced from the following: a. docx Page 10 Grignard Reagents These are of the formal type R-Mg-X. Deprotonating alcohol hydroxyl oxygen to make it more nucleophilic. 63 kg of glucose react, what is the al PERCENTAGE YIELD of ethyl alcohol? 4. • These reactions are under equilibrium control. light dependent reaction. Reactions of Aldehydes and Ketones Aldehydes and ketones undergo a variety of reactions that lead to many different products. It turns out that esters and amides can be made to form rings. In today's space age, probably everyone has seen a rocket launch on television or, if lucky, in person. Aqueous HBr. This is because of the similarities in the structure of the water molecule and the alkyl (O—H) group in alcohols. Separating a compound requires a chemical reaction. State the correct IUPAC name of the following alcohols. 4 Indicators and K a—colourful considerations 66. Depressants are drugs that slow down the bodys' functions and reactions. Partial Answers Discussion Worksheet #8 Formation of Alcohols Skill 1: Functional group transformations for alcohols Alcohols can be made through substitution or reduction Alcohols can be oxidized to aldehydes and ketones Problem 1: Provide the reagents necessary for formation of these alcohols. doc Page 1 Reactions of Alkenes Since bonds are stronger than bonds, double bonds tend to react to convert the double bond into bonds This is an addition reaction. Alcohol comes in a wide range of drinks with different alcoholic strengths, colours and tastes. Write an equation for the reaction of phenol with. Students also name 7 alcohols and ethers. The formulas should be readily available, as long as you can figure out how to use them. ) PROBLEM 4 SOLvEd Show how 1-butanol can be converted into the following compound:. Identify all of the β-protons of the following molecules. [5] Molecule Chemical Formula Q. Next lesson. I can draw and label an energy. ketone, aldehyde, alcohol D. Skeletal System I. Worksheets are Work for organic chemistry, Chem1405 work 9 reactions of alcohols and carbonyls, Nucleophilic substitution elimination chemistry 1, Kents organic chemistry unit notes i basic concepts, Chem 210 chapter 10 reactions and synthesis, Chapter 11 reactions of alcohols, , Document in microsoft internet. If 223 g of ethyl alcohol are recovered after 1. In this worksheet, we will practice writing and interpreting the names and formulas of alcohols and describing their physical and chemical properties. Please practice hand-washing and social distancing, and check out our resources for adapting to these times. CHEM 8B UCSC, Binder Chapter 17 Worksheet - Reactions of Alcohols I. GCSE Chemistry AQA Past Papers. To review alcohol nomenclature and see some examples, click the button below. Cl + Cl CH 3 2Na Dry ether CH 3 + Na Cl Chloro Benzene Methyl Benzene Named Reactions of Alcohols, Phenols and Ethers. Reaction: Results 1. Carbonyl Group Reactions ¥Carbonyl groups in aldehydes and ketones may be oxidized to form compounds at the next Òoxidation level Ó, that of carboxylic acids. You must know the mechanisms for SN1 and SN2 reactions. Since they have the same formula, they are the same. Alcohols & their derivatives have many uses biologically and industrially. The aim of this resource is to provide a complete revision guide for the Key. Two common reactions that alcohols undergo are dehydration reactions and oxidation reactions. As can their cultural background. R-OH Ar-OH alcohol phenol. Describe the reaction of butan-2-ol with iodine in sodium hydroxide. Lots of "normal base" anions. Elimination Reactions 10. Keep in mind that the substitution pattern of the alcohol (primary, secondary,. 2 The action of heat on carbonates and Exercise 4. BASIC REACTIONS IN ORGANIC SYNTHESIS. light splits h2o keeping the hyrdogens o2 is released & the hydrogens are taken to the next step light independent reaction. The diagram below shows the bridging oxygen for the ester comes from the alcohol. Worksheets are Chem 210 chapter 10 reactions and synthesis, Practice 8 1 give the iupac name of each of, Work for organic chemistry, Kents organic chemistry unit notes i basic concepts, Chem1405 work 9 reactions of alcohols and carbonyls, Table of contents, Chapter 11 reactions of alcohols, Reactions of chapter 10. Further,the acidity of hydrogen-containing compounds varies remarkably from one compound to another. Dilute aqueous acid (H 3 O +). Beer, wine and other liquor contain different amounts of alcohol. Alcohols can be converted to alkenes by dehydration. The crude purification of the reaction product is done using extraction in a separatory funnel. avoidance to control these reactions. 6 percent), or possible dependence (5. Alcohols are capable of being converted to metal salts, alkyl halides, esters, aldehydes, ketones, and carboxylic acids. The independent variable is changed by the experimenter by design. Since they have the same formula, they are the same. 70 x 104 kJ a. This reaction combines acid-base chemistry with SN1 chemistry. C CH2 Br Br. In many addition reactions the attacking reagent, unlike H. ketone, organic acid, alcohol 47. Aromatic stability of benzene. CHEMICAL CHANGES 1 WORKSHEET Classify the following as being a chemical or a physical change. Hangovers are the body's reaction to poisoning and withdrawal from alcohol. Carboxylic acids are a group of organic compounds which have weakly acidic properties. Chem 124 PAL Worksheet Alcohols via Reduction Page 1 Write out the step-by-step mechanism for the reaction below. We all have had hard drinks. The combustion of methane, CH4, releases mole of methane is burned, 890. Draw the complete mechanism of this reaction using the curved arrow convention, showing all reaction intermediates and products (15 points). In this experiment students investigate the reactions between a range of alcohols and acids on a test-tube scale, to produce small quantities of a variety of esters quickly. docx Page 1 Reactions of Alcohols Alcohols are versatile organic compounds since they undergo a wide variety of transformations - the majority of which are either oxidation or reduction type reactions. The strong acid used is sulfuric acid and mercuric acid. The purpose of the homework assignment is to provide students with a final chance to categorize a variety of chemical reactions, then balance them and predict some products. To compare the chemical reactivity of an alkane, an alkene, and an aromatic compound. Chemical definition of alcohol. Elements, Compounds & Mixtures Worksheet Part 1: Read the following information on elements, compounds and mixtures. Alcohols can be prepared by adding water to an alkene in the presence of a strong acid such as concentrated sulfuric acid. 1-Bromo-2-propanol. Of the three major kinds of alcohol reactions, which are summarized in Figure $$\PageIndex{1}$$, two—dehydration and oxidation—are considered here. The Oil Test. 0%, hydrogen 13. Provide details and share your research! But avoid … Asking for help, clarification, or responding to other answers. effects of drinking alcohol on your body (what happens in the short term, not the effects of long-term drinking). Multiple Choice Questions(Type-I). Learn the general formula for a double replacement reaction. Alcohol and thiol groups are important functional groups for applications ranging from enzyme reactions to making flexible contact lenses. That is an addition reaction. Chapter 6 Reactions Worksheet and Key 2 3) Hydration of Alkenes In a hydration reaction, H 2O is added "across" a double bond in an alkene to produce an alcohol. This reaction is versatile; primary, secondary and tertiary alkyl halides can be used, and also vinyl, allyl and aryl. Aromatic stability of benzene. Also the interaction between gender and BAC was highly significant, suggesting that alcohol influence on reaction time was smaller in males than females, who also showed a higher reaction time per se. When a purple solution of the oxidizing agent KMnO 4 is added to an alkene, the alkene is oxidized to a diol and the KMnO 4 is converted to brown MnO 2. To verify that your answers are correct, look in your textbook at the end of Chapter 13. As noted in Chapter 4 "Covalent Bonding and Simple Molecular Compounds", an alcohol An organic compound with an OH functional group on an aliphatic carbon atom. GCSE Chemistry OCR Past Papers. Please credit source. 4 • Epoxides are ethers having the oxygen atom in a three-membered ring. Draw the following compounds: 3-mercapto-2,5-pentandiol sec-butyl alcohol OH OH SH OH 3. The loss of carbon dioxide reduces the size of the molecule by one carbon, making acetaldehyde. Give the name of alkyl halide and sodium alkoxide used to synthesis tert-butylethyl ether. Objectives Carbonyl compounds are of utmost importance to organic chemistry. Place 2 mL of the alcohol in a test tube. What we mean by alcohol here is alcoholic drinks, such as beer. These reactions are similar to single replacement reactions except that both components react and there are 2 replacements. 2-methyl-2-hexanol + H2SO4/NaBr → H. Medication Reaction Medication Reaction ADHD AFib Alcohol/Drug Dependency Allergies Anemia Anxiety Arthritis Asthma Autoimmune Disorder Bipolar Disorder Bladder Control Blood Clot Prevention Blood Disorder Brain Disorder (Neurologic) Cancer Cardiovascular Disease Chest Pain Constipation COPD Depression Diabetes End Stage Liver Disease End Stage. The overall type of reaction is the same as that in the conversion of isopropyl alcohol to acetone. If the reaction is taking longer than 40 minutes, stop the reaction and proceed to Reaction Work-Up. 2010; 33 (1-2): 127–143. Assign oxidation states to the highlighted carbons in the three compounds shown below. Worksheet #6: Combustion Reactions We will focus on the combustion of hydrocarbons. When a child and family enter a hospital or medical setting, many factors contribute to their perception of trauma and their reactions to it. aldehyde or ketone alcohol hemiacetal The hemiacetal that is formed can react with a second alcohol molecule to form an acetal and an H 2 O molecule. No vague terms. With this information, show mechanisms for the following reactions. Quantitative calculations involving reactions in solution are carried out in the same manner as we discussed in Chapter 3 "Chemical Reactions". See last week’s answer sheet. make two! ADVANCED EXPERIMENTS. Organic Reactions Worksheet. All of the major A Level Maths topics covered. (a) (b) (c) Each of the following conversions requires more than one step. Neutralization Reactions Worksheet Answers with Best Types Chemical Reactions Worksheet New Worksheet 4 Single. Organic Reactions Worksheet 1 Name_ For each of the following, write the appropriate major. These reactions are similar to single replacement reactions except that both components react and there are 2 replacements. It just doesn't feel safe to share my feelings and needs. Name each reactant and product. topicArticleId-22667,articleId-22630. Two common reactions that alcohols undergo are dehydration reactions and oxidation reactions. Chem 124 PAL Worksheet Alcohols via Reduction Page 1 Write out the step-by-step mechanism for the reaction below. All exam boards e. Fill in the blanks where necessary. is an organic compound with a hydroxyl (OH) functional group on an aliphatic carbon atom. CHEM 120: ORGANIC CHEMISTRY: WORKSHEET 6 Some of the objectives You must know what general elimination reactions and what SN1 and SN2 reactions stand for. 11 Effect of Alcohol Structure on Reaction Rate 158 4. ) PROBLEM 4 SOLvEd Show how 1-butanol can be converted into the following compound:. Cr 2 O 7 2-+ (CH 3) 2 CHOH Cr 3+ + (CH 3) 2 CO a. Water is absorbed by a paper towel. Like many alcohols, it is a water-soluble, colourless liquid. Draw the first step of the reaction mechanism. Chemical tests transform an unknown into a different compound with an accompanying change in appearance. Imagine that you used the following acid and alcohol in the lab to create a sweet-smelling molecule. You have the option to:. Random m/c QUIZ on the NAMING and STRUCTURE of ALCOHOLS and ETHERS Click A-D [?], read feedback * email query?comment [xxx] alcohol; Which is the correct name for ? [1279] ? ethanol ? hydroxyethane ? methylol ?. While the product of reaction (8) is the nucleophilic substitution product, it is not the final product. Discussion Worksheet #9 Partial Answers Acid/Base Reactions of Alcohols Skill 1: Mechanisms of acid/base reactions of alcohols Alcohols can be treated with strong bases to make an alkoxide ion for Sn2 or E2 Alcohols can be treated with acids/strong Nu;- to favor Sn2 or Sn1 reactions. • Ethers have two alkyl groups bonded to an oxygen atom. That is, when one 1. See last week’s answer sheet. [email protected] Alcohols, reactions and. If I only dissociate to the extent of 1. Name each reactant and product. The reaction between butyric acid C 4 H 8 O 2 and ethanol C 2 H 6 O produces a sweet smell. 5 percent); and as indicated by AUDIT scores, 21 hazardous drinking (25. Help your child to pour a sufficient amount of the turmeric/alcohol combination into the glass to effect a color change. Product above + Mg. 2, is a polar molecule. [2] ii The molecular mass of A is 60. Strong, bulky bases are best for E2 reactions (often these are polar, protic solvents and their conjugate bases). It is toxic, so it is deliberately added to industrial ethanol (methylated spirits). Introduction to alcohols and their reactions Lesson 9 - Alcohols Starter: • Provide some uses of alcohols, then talk through the 5 main ones (on PPT) Main: • Using molymods complete alcohols sheet with stretch and challenge questions, all must attempt at least one stretch • Then research the difference between molecular and structural formula (add molecular to the sheet) • Extension. Alcohols absorb radiation strongly ~ 3500 cm-1 in the infrared region; Reactions of Alcohols, Phenol and Ethers. Why are alcohols typically poor electrophiles? Answer: The hydroxide ion, a relatively strong base, is a very poor leaving group. Objective • Be able to carry out esterification reactions safely. Reduction is complete or partial gain of electrons or loss of oxygen. The chart has been partially organized according to the periodic table on the horizontal axis and according to carbon oxidation level on the vertical axis. Children of Alcoholics Are. Nervous System: Brain Brainstem, Cerebellum. It proceeds via carbocation intermediate. Alcohol can decrease motor function and slow reaction time so that a person has trouble standing up or walking in a straight line. Reference McMurry 17. Use MathJax to format equations. Is One Type of Alcoholic Drink Safer than Another? No. (It is a multi-step problem. (Note: that's not the same as hydroxide, OH-, which is ionic. Worksheet #6: Combustion Reactions We will focus on the combustion of hydrocarbons. Fundamentals of Experimental Design 3 Read This! When designing an experiment, you need to consider three types of variables. While drinking alcohol is itself not necessarily a problem—drinking too much can cause a range of consequences, and increase your risk for a variety of problems. This reaction is used to make aldehydes, ketones and carboxylic acids, and as a way of distinguishing between primary, secondary and tertiary alcohols. Play game » Related worksheets. oxidation of alcohols This page looks at the oxidation of alcohols using acidified sodium or potassium dichromate(VI) solution. They are named based on the longest carbon chain containing the. For the reactions of organometallic reagents and al- cohols with carbonyl compounds (Chapters 14 and 15), you may recall that steric hindrance plays an important role in determining the ratio between addi- tion and other, competing reactions. 04988 M K2Cr2O7 is required to react with a 10. Worksheet which requires the naming of different alcohol molecules. CH 3 (CH 2) 6 CH 2 OH + HBr → Answer: 3. WORKSHEET: OXIDATION AND REDUCTION REACTIONS 4-chloro-3 -methyl-2-butanone 2-ethyl-3-methylbutanal 3-ethyl-2-isopropylpentanoic acid pentanal (dipole/dipole) carboxylic acid ketone no reaction pentanoic acid (2 H-bonds/molecule) | 0 alcohol CHg-OH 20 alcohol alcohol 3 -pentanol (l H-bond/molecule) cr2042- carboxylic acid ketone no reaction. This is one of the most important reactions in the field of organic chemistry. Cl + Cl CH 3 2Na Dry ether CH 3 + Na Cl Chloro Benzene Methyl Benzene Named Reactions of Alcohols, Phenols and Ethers. 5 grams if solid) to the test tube. 5 (tables) -- Reaction pathways with highlighted mechanisms -20.