Quiz 5

Question 1

What type of isomers are CH3CH2OCH3 and CH3CH2CH2OH?

A) constitutional

B) symmetrical

C) configurational

D) conformational

E) stereochemical

Answer 1

A) constitutional

Question 2

Answer 2

a) configurational/geometrical isomers

Question 3

Answer 3

B) constitutional isomers

Question 4

Answer 4

B) Constitutional isoemrs

Question 5

5) Which of the following compounds is never chiral?

A) 2, 3-dibromobutane

B) 1, 3-dibromobutane

C) 1, 2-dichlorobutane

D) 1, 4-dibromobutane

E) 1-bromo-2-chlorobutane

Answer 5

D) 1, 4-dibromobutane

Question 6

Answer 6

B)

Question 7

Answer 7

C) III

Question 8

How many asymmetric centers are present in a molecule of 2,4,6-trimethylheptane?

A) 0 B) 1 C) 2 D) 3 E) 4

Answer 8

A) 0

Question 9

Answer 9

C) 3

Question 10

A and B are stereoisomers. They are nonsuperimposable and are mirror images of one another. Which of the following best describes the relationship between A and B?

A) structural isomers

B) enantiomers

C) conformational isomers

D) diastereomers

E) constitutional isomers

Answer 10

B) enantiomers

Question 11

Answer 11

D) identical compounds

Question 12

Answer 12

E) It does not have an enantiomer

Question 13

Answer 13

Question 14

Answer 14

Question 15

Answer 15

E) Enantiomers

Question 16

Answer 16

B) DIasteomers

Question 17

Answer 17

A) enantiomers

Question 18

Answer 18

C) 6

Question 19

Answer 19

E) identical compounds

Question 20

Answer 20

D) enantiomers

Question 21

Answer 21

C) constitutional isomers

Question 22

The eclipsed and staggered forms of ethane are said to differ in ________.

A) molecular formula

B) configuration

C) conformation

D) constitution

E) structure

Answer 22

C) conformation

Question 23

Answer 23

A) I