organic chemistry

Quiz 7: Total points 20 Choose the correct answers 1) Name the following compound:

A) 5-bromo-2-heptyne B) 3-bromo-5-heptyne C) 2-bromo-2-methyl-4-hexyne D) 5-bromo-5,5-dimethylhexyne E) 5-bromo-5-methyl-2-hexyne 2) How many terminal alkynes have a molecular formula of C5H8? A) 1 B) 2 C) 3 D) 4 E) 5 3) How many internal alkynes have a molecular formula of C6H10? A) 1 B) 2 C) 3 D) 4 E) 5 4) What is the major product of the following reaction? CH3C CH

A)

B)

C) CH3CH CH—Cl D)

E)

5)What is the major product of the following reaction?

A)

B)

C)

D)

E)

6) Which of the following are enol tautomers of 2-butanone?

A)

B)

C)

D)

E)

7)What is the major product of the following reaction?

A) I B) II C) III D) IV E) V 8) Which of the alkyne addition reactions below involves an enol intermediate? A) hydroboration/oxidation B) treatment with dilute H2SO4 C) hydrogenation D) both A and B E) both A and C 9) What reagents should be used for the reaction shown below?

A) H2SO4, HgSO4, HgSO4 B) 1. R2BH, 2. HO-, H2O, H2O2 C) K2Cr2O7, H+ D) NaOCl E) H2, Pd/C 10) What is the major product of the following reaction?

A) CH3CH2CH2CH2CH3 B)

C)

D)

E)