Question 1

Which of the following is an aromatic compound?

Accepted Answer

A) butene 
B) hexyne 
C) ethane 
D) ethylbenzene 
A) butene 
B) hexyne 
C) ethane 
D) ethylbenzene

Question 2

A bottle contains 5% ethanol.What is the proof of alcohol in this bottle?

Accepted Answer

A) 2)5 
B) 5 
C) 10 
D) 1)7 
A) 2)5 
B) 5 
C) 10 
D) 1)7

Question 3

Organic compounds are

Accepted Answer

A) nonpolar and less dense than water. 
B) polar and less dense than water. 
C) nonpolar and more dense than water. 
D) polar and more dense than water. 
A) nonpolar and less dense than water. 
B) polar and less dense than water. 
C) nonpolar and more dense than water. 
D) polar and more dense than water.

Question 4

The compound below is a(n)

Accepted Answer

A) alcohol. 
B) aldehyde. 
C) carboxylic acid. 
D) ketone. 
A) alcohol. 
B) aldehyde. 
C) carboxylic acid. 
D) ketone.

Question 5

The formula for cyclopropane is

Accepted Answer

A) C₃H₈. 
B) C₇H₁₆. 
C) C₃H₆. 
D) C₇H₁₂. 
A) C₃H₈. 
B) C₇H₁₆. 
C) C₃H₆. 
D) C₇H₁₂.

Question 6

Methyl tert-butyl ether (MTBE,CH₃OC(CH₃)₃)has been used as a gasoline additive.MTBE is an example of an ether with the general structure

Accepted Answer

A) ROR. 
B) ROH. 
C) ROR'. 
D) R'OH. 
A) ROR. 
B) ROH. 
C) ROR'. 
D) R'OH.

Question 7

The reaction between a carboxylic acid and an amine yields a(n)

Accepted Answer

A) aldehyde. 
B) amide. 
C) ester. 
D) ketone. 
A) aldehyde. 
B) amide. 
C) ester. 
D) ketone.

Question 8

Aldehydes and ketones share a common functional group.The group is the

Accepted Answer

A) hydroxyl group. 
B) phenol group. 
C) ether group. 
D) carbonyl group. 
A) hydroxyl group. 
B) phenol group. 
C) ether group. 
D) carbonyl group.

Question 9

Carboxylic acids generally have very pleasant odors.

Accepted Answer

A) True 
 B)False

Question 10

The functional group of the organic acids is the

Accepted Answer

A) hydroxyl group. 
B) amine group. 
C) carbonyl group. 
D) carboxyl group. 
A) hydroxyl group. 
B) amine group. 
C) carbonyl group. 
D) carboxyl group.

Question 11

Amino acids are multifunctional compounds that contain

Accepted Answer

A) carboxyl and amine groups. 
B) carboxyl and amide groups. 
C) ester and amine groups. 
D) aldehyde and amide groups. 
A) carboxyl and amine groups. 
B) carboxyl and amide groups. 
C) ester and amine groups. 
D) aldehyde and amide groups.

Question 12

When carbon tetrachloride reacts with hot water it produces phosgene (COCl₂).Phosgene was used in poison-gas warfare in World War I.Based upon this chemistry,carbon tetrachloride is no longer used in

Accepted Answer

A) fire extinguishers. 
B) anesthetics. 
C) chemical reactions. 
D) toilet bowl cleaners. 
A) fire extinguishers. 
B) anesthetics. 
C) chemical reactions. 
D) toilet bowl cleaners.

Question 13

In representing the general formula of various functional groups,the symbol R stands for

Accepted Answer

A) a halogen atom. 
B) a ring. 
C) an aromatic group. 
D) an alkyl group. 
A) a halogen atom. 
B) a ring. 
C) an aromatic group. 
D) an alkyl group.

Question 14

Amines are acidic compounds.

Accepted Answer

A) True 
 B)False

Question 15

An analgesic is a substance that acts as a(n)

Accepted Answer

A) fever reducer. 
B) disinfectant. 
C) anesthetic. 
D) pain reliever. 
A) fever reducer. 
B) disinfectant. 
C) anesthetic. 
D) pain reliever.

Question 16

Identify the alkane that contains three carbons.

Accepted Answer

A) propene 
B) propane 
C) propyne 
D) propanone 
A) propene 
B) propane 
C) propyne 
D) propanone

Question 17

The general formula for a ketone is

Accepted Answer

A) ROR'. 
B) RCOOH. 
C) RCOR'. 
D) RCOOR'. 
A) ROR'. 
B) RCOOH. 
C) RCOR'. 
D) RCOOR'.

Question 18

Which substance causes fetal alcohol syndrome?

Accepted Answer

A) CH₃OH 
B) CH₃CH₂OH 
C) CH₃CHOHCH₃ 
D) CH₃OCH₃ 
A) CH₃OH 
B) CH₃CH₂OH 
C) CH₃CHOHCH₃ 
D) CH₃OCH₃

Question 19

A cyclic hydrocarbon containing seven carbon atoms and two double bonds will have the formula

Accepted Answer

A) C₇H₁₆. 
B) C₇H₁₄. 
C) C₇H₁₂. 
D) C₇H₁₀. 
A) C₇H₁₆. 
B) C₇H₁₄. 
C) C₇H₁₂. 
D) C₇H₁₀.

Question 20

The correct structure for benzene was proposed by ________ in 1865.

Accepted Answer

A) Boyle 
B) Kekule 
C) Faraday 
D) Curie 
A) Boyle 
B) Kekule 
C) Faraday 
D) Curie

Exam 9: Organic Chemistry

Which of the following is an aromatic compound?

A bottle contains 5% ethanol.What is the proof of alcohol in this bottle?

Organic compounds are

The compound below is a(n)

The formula for cyclopropane is

Methyl tert-butyl ether (MTBE,CH₃OC(CH₃)₃)has been used as a gasoline additive.MTBE is an example of an ether with the general structure

The reaction between a carboxylic acid and an amine yields a(n)

Aldehydes and ketones share a common functional group.The group is the

Carboxylic acids generally have very pleasant odors.

The functional group of the organic acids is the

Amino acids are multifunctional compounds that contain

When carbon tetrachloride reacts with hot water it produces phosgene (COCl₂).Phosgene was used in poison-gas warfare in World War I.Based upon this chemistry,carbon tetrachloride is no longer used in

In representing the general formula of various functional groups,the symbol R stands for

Amines are acidic compounds.

An analgesic is a substance that acts as a(n)

Identify the alkane that contains three carbons.

The general formula for a ketone is

Which substance causes fetal alcohol syndrome?

A cyclic hydrocarbon containing seven carbon atoms and two double bonds will have the formula

The correct structure for benzene was proposed by ________ in 1865.

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