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Multiple Choice Section (0.5 pt each) 4. What is the most acidic hydrogen in the following compound? 1. (Review) Wh...
Ch.22 Reactions at the a-carbon Due: Wednesday, November 6 at the beginning of class Multiple Choice...
Ch.22 Reactions at the a-carbon Due: Wednesday, November 6 at the beginning of class Multiple Choice Section (0.5 pt each) 1. (Review) What functional group would the following reaction produce? 4. What is the most acidic hydrogen in the following compound? BC CH,CH,OH H₂o (a) A (b) B CI pyridine HI H D (c) C (d) D (b) ester AH (a) amide (c) anhydride (d) ketone 2. What would be the product of the reaction sequence shown below? 5. (Review)...
1. (Review) What are the absolute configurations of these two molecules? 4. What sequence would best...
1. (Review) What are the absolute configurations of these two molecules? 4. What sequence would best accomplish this transformation? снион Low- CHICH .COH CHE (a) I(S) and II(S) (b) I(R) and II(S) (a) [1] SOCI, [2] (CH3)2NH (b) [1] NH3, [2] excess CHI (c) NaBH, [2] (CH3)2NH (d) LiN(CH)2 (c) I(S) and II(R) (d) I(R) and II(R) 2. (Review) What is the IUPAC name for the following compound? 5. (Review) Reduction of an alkyne to an E alkene can be...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a group A) carbamate dB) carbonate C) urethane carboxyl E) carboxylate 2. What is the common name for the following compound? OH HO A) Y-hydroxyvaleric acid acid B) Y-hydroxypentanoic acid C) Y-hydroxy-y-methylbutyric D) 5-hydroxyvaleric acid E) correct answer not listed. Based on the inductive effect on, which of...
Multiple Choice Section (0.5 pts each) 1. What is the major product of the following 3....
Multiple Choice Section (0.5 pts each) 1. What is the major product of the following 3. Final exam review - Acid Strength. Which of the reaction? following alcohols is most acidic? он Et OH Et Et он 4. What is the product of the following rcaction? (b) and (c) are equally favored PBr32 Which alcohol will be dehydrated the fastest via an El mechanism in the presence of H2SO4? 2. Br он он OH OH PS он он
22. Which of the following features NOT red by W ares A Moscowrides betydrolyzed wpter carbohydrates...
22. Which of the following features NOT red by W ares A Moscowrides betydrolyzed wpter carbohydrates 11) Mochides will C Moncuccharides tuve i detyder skete D) Mononcerides centove or more alcohol group 26. Which of the following tyres of hohydrates can be hydrolyzed to give smaller molecules? 1. Monosaccharides 1 Disaccharides TIT. Oligosaccharides IV. Polysaccharides A) I only B) II and IV only C) III only D) I and II only E) II. HII and IV C) 4 27. The...
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining...
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining functional group of a carboxylic acid? a) an-H attached to a carbonyl group b) an-H attached to a carbon-carbon triple bond c) an-OH attached to a carbonyl group d) an -OH group attached to a O-C double bond e) an-OH group attached to an aromatic ring To convert a carboxylic acid to an aldehyde a) convert the acid to an acid chloride, then use...
Multiple Choice (2 pts each) 6: Calculate the pH of a buffer containing 0.010 M lactic...
Multiple Choice (2 pts each) 6: Calculate the pH of a buffer containing 0.010 M lactic acid (pK,-3.86) and 0.050 M sodium lactate 1: The aqueous environment of cells: A. Is generally irrelevant to biochemical structures and processes B. Serves as a source of energy for biochemical A. 3.16 B. 4.56 processes С. 3.82 D. 3.9 C. Provides an appropriate context for polar molecules and H-bonding that are critical for life D. Allows biochemical molecules to move freely in solution...
Question 1 The following reaction between 2-methylbut-2-ene and hydrogen bromide (HBr) is best described as what...
Question 1 The following reaction between 2-methylbut-2-ene and hydrogen bromide (HBr) is best described as what type of reaction? Refer to the Figure A) Addition B) Substitution C) Elimination D) Rearrangement Question 2 For the reaction in question 1, two products are possible- a major product, and a minor product. For the minor product, what is the splitting pattern for the added hydrogen (highlighted in red) that would be observed in the molecules HINMR spectrum? Refer to the Figure HBr...
Ch.22 Reactions at the a-carbon Due: Wednesday, November 6 at the beginning of class Multiple Choice Section (0.5 pt each) 1. (Review) What functional group would the following reaction produce? 4. What is the most acidic hydrogen in the following compound? BC CH,CH,OH H₂o (a) A (b) B CI pyridine HI H D (c) C (d) D (b) ester AH (a) amide (c) anhydride (d) ketone 2. What would be the product of the reaction sequence shown below? 5. (Review)...
1. (Review) What are the absolute configurations of these two molecules? 4. What sequence would best accomplish this transformation? снион Low- CHICH .COH CHE (a) I(S) and II(S) (b) I(R) and II(S) (a) [1] SOCI, [2] (CH3)2NH (b) [1] NH3, [2] excess CHI (c) NaBH, [2] (CH3)2NH (d) LiN(CH)2 (c) I(S) and II(R) (d) I(R) and II(R) 2. (Review) What is the IUPAC name for the following compound? 5. (Review) Reduction of an alkyne to an E alkene can be...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a group A) carbamate dB) carbonate C) urethane carboxyl E) carboxylate 2. What is the common name for the following compound? OH HO A) Y-hydroxyvaleric acid acid B) Y-hydroxypentanoic acid C) Y-hydroxy-y-methylbutyric D) 5-hydroxyvaleric acid E) correct answer not listed. Based on the inductive effect on, which of...
Multiple Choice Section (0.5 pts each) 1. What is the major product of the following 3. Final exam review - Acid Strength. Which of the reaction? following alcohols is most acidic? он Et OH Et Et он 4. What is the product of the following rcaction? (b) and (c) are equally favored PBr32 Which alcohol will be dehydrated the fastest via an El mechanism in the presence of H2SO4? 2. Br он он OH OH PS он он
22. Which of the following features NOT red by W ares A Moscowrides betydrolyzed wpter carbohydrates 11) Mochides will C Moncuccharides tuve i detyder skete D) Mononcerides centove or more alcohol group 26. Which of the following tyres of hohydrates can be hydrolyzed to give smaller molecules? 1. Monosaccharides 1 Disaccharides TIT. Oligosaccharides IV. Polysaccharides A) I only B) II and IV only C) III only D) I and II only E) II. HII and IV C) 4 27. The...
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining functional group of a carboxylic acid? a) an-H attached to a carbonyl group b) an-H attached to a carbon-carbon triple bond c) an-OH attached to a carbonyl group d) an -OH group attached to a O-C double bond e) an-OH group attached to an aromatic ring To convert a carboxylic acid to an aldehyde a) convert the acid to an acid chloride, then use...
Multiple Choice (2 pts each) 6: Calculate the pH of a buffer containing 0.010 M lactic acid (pK,-3.86) and 0.050 M sodium lactate 1: The aqueous environment of cells: A. Is generally irrelevant to biochemical structures and processes B. Serves as a source of energy for biochemical A. 3.16 B. 4.56 processes С. 3.82 D. 3.9 C. Provides an appropriate context for polar molecules and H-bonding that are critical for life D. Allows biochemical molecules to move freely in solution...
Question 1 The following reaction between 2-methylbut-2-ene and hydrogen bromide (HBr) is best described as what type of reaction? Refer to the Figure A) Addition B) Substitution C) Elimination D) Rearrangement Question 2 For the reaction in question 1, two products are possible- a major product, and a minor product. For the minor product, what is the splitting pattern for the added hydrogen (highlighted in red) that would be observed in the molecules HINMR spectrum? Refer to the Figure HBr...
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