1. Which of the following NSAID drugs is not chiral? (D is incorrect) A. aspirin
ID: 833455 • Letter: 1
Question
1. Which of the following NSAID drugs is not chiral? (D is incorrect)
A. aspirin
B. ibuprofen
C. naproxen
D. none, they are all chiral
2. Which of the following is true of the biologically important molecules ADP, AMP, and ATP? (C is incorrect)
A. all are both phosphoric anhydrides and phosphoric esters
B. ADP and AMP are both phosphoric anhydrides and phosphoric esters, but ATP is only a phosphoric ester
C. AMP and ATP are both phosphoric anhydrides and phosphoric esters, but ADP is only a phosphoric ester
D. ADP and ATP are both phosphoric anhydrides and phosphoric esters, but AMP is only a phosphoric ester
3. The chemical formula of methylamine is CH3NH2. How many unshared electrons are associated with a molecule of methylamine? (A is incorrect)
A. 1
B. 2
C. 8
D. 10
A. cis-1-ethyl-3-methylcyclohexane
B. cis-1-methyl-3-ethylcyclohexane
C. trans-1-ethyl-3-methylcyclohexane
D. trans-1-methyl-3-ethylcyclohexane
5. Which of the following is a correct IUPAC name? (B is incorrect)
A. 1,2-dichloro-4-bromobenzene
B. 1-bromo-3,4-dichlorobenzene
C. 4-bromo-1,2-dichlorobenzene
D. 3,4-dichloro-1-bromobenzene
A. 2-ethyl-4-pentanol hylbutanol
B. 4-methylhexanol
C. 3-ethyl-1-met
D. none of these
7. In the formation of an acetal one mole of aldehyde requires which of the following? (A is incorrect)
A. one mole of alcohol
B. two moles of alcohol
C. one mole of alcohol and one mole of water
D. two moles of water
8. As a result of tautomerism, some hydroxyaldehydes can be converted to hydroxyketones, and visa versa. Which of the following names would be used to describe the intermediate in this interconversion? (C is incorrect)
A. a dieneol
B. a dienediol
C. an enol
D. an enediol
Explanation / Answer
A. aspirin is not chiral
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