CHEM 2414 Answers Name: ______________________

Chapter 11 Part M: Multiple Choice Chapter 11 10 points

Multiple Choice Questions

1. What important synthesis did Friedrich Wöhler carry out in 1828?

A. ammonium bicarbonate

B. urea

C. ammonium cyanate

D. ammonium chloride

E. ammonium cyanide

Answer: B

2. Which of the following is not an aliphatic hydrocarbon?

A. alkene

B. alkyne

C. alkane

D. benzene

E. cycloalkane

Answer: D

3. Which functional group is found in alcohols?

A. alkoxy

B. ether

C. amino

D. carbonyl

E. hydroxyl

Answer: E

4. Identify the functional group present in the molecule shown below.

A. acyl

B. hydroxyl

C. carboxyl

D. carbonyl

E. alkoxy

Answer: D

5. Identify the functional group present in the molecule shown below.

A. acyl

B. hydroxyl

C. carboxyl

D. carbonyl

E. alkoxy

Answer: C

6. Name the structure shown below.

A. ethane

B. ether

C. ethereal

D. ethanyl

E. ethyl

Answer: E

7. What is the I.U.P.A.C. name of the following compound?

A. 2-ethylbutane

B. 2-methyl-2-ethylpropane

C. 3-methylpentane

D. trimethylpropane

E. 2-methyl-diethylmethane

Answer: C

8. Which of the following is an isomer of 1,1-dibromoethane?

A. Br₂CHCH₃

B. CH₂BrCH₂Br

C. CH₃CHBr₂

D. CHBr₂CHBr₂

E. CH₃BrCH₃Br

Answer: B

9. Of the structures shown below, which of the sets are not isomers (structural or geometric)?

A. 1 and 2

B. 1 and 3

C. 1 and 4

D. 1, 3 and 4

E. 3 and 4

Answer: A

10. Which equation correctly represents the complete combustion of propane, C₃H₈?

A. C₃H₈ + 7O₂ ® 3CO₂ + 8H₂O

B. C₃H₈ + 5O₂ ® 3CO₂ + 4H₂O

C. C₃H₈ + 10O ® 3CO₂ + 4H₂O

D. C₃H₈ + 7O ® 3CO + 4H₂O

E. 2C₃H₈ + 7O₂ ® 6CO + 8H₂O

Answer: B