Question 1

Which of the following functional groups is present in acetone, and what is its general structure?

Accepted Answer

Ketone; $$\mathrm{R{-}CO{-}R'}$$

Question 2

Which product is formed when an alkene undergoes hydrogenation in the presence of a catalyst?

Accepted Answer

An alkane

Question 3

A student mixes ethanol ($$\mathrm{CH_3CH_2OH}) $$with concentrated sulfuric acid and heats the mixture. Which reaction occurs, and what is the main product?

Accepted Answer

Dehydration; ethene ($$\mathrm{CH_2$=CH_2$})$$

Question 4

Which functional group is present in the molecule below, and what is its classification?

$$\mathrm{CH_3${-}CH_2${-}NH_2$}$$

Accepted Answer

Primary amine

Question 5

What is the product of the oxidation of a thiol ($$\mathrm{R{-}SH}$$)?

Accepted Answer

Disulfide ($$\mathrm{R{-}S{-}S{-}R})$$

Question 6

Which reaction occurs when a carboxylic acid reacts with a strong base such as sodium hydroxide ($$\mathrm{NaOH}$$)?

Accepted Answer

Neutralization; carboxylate salt and water are formed

Question 7

During acid hydrolysis of an ester, which products are formed?

Accepted Answer

Carboxylic acid and alcohol

Question 8

Which functional group is present in the molecule below?

$$\mathrm{C_6H_5{-}OH}$$

Accepted Answer

Phenol

Question 9

What is the result of the reduction of a ketone?

Accepted Answer

Secondary alcohol

Question 10

Which of the following is a tertiary alcohol?

Accepted Answer

$$\mathrm{(CH_3$)_3COH}$$

Question 11

A student wants to synthesize an amide. Which two functional groups must react together?

Accepted Answer

Amine and carboxylic acid

Question 12

What is the product of the base hydrolysis (saponification) of an ester?

Accepted Answer

Carboxylate salt and alcohol

Question 13

Which functional group is present in the molecule below?

$$\mathrm{CH_3${-}O{-}CH_2CH_3}$$

Accepted Answer

Ether

Question 14

What is the product when an aldehyde is oxidized?

Accepted Answer

Carboxylic acid

Question 15

Which of the following is a secondary amine?

Accepted Answer

$$\mathrm{CH_3NHCH_2CH_3}$$

Question 16

Which reaction occurs when an alkene reacts with water in the presence of an acid catalyst?

Accepted Answer

Hydration; alcohol is formed

Question 17

Which functional group is present in the molecule below?

$$\mathrm{CH_3COOCH_2CH_3}$$

Accepted Answer

Ester

Question 18

What is the product of the neutralization of an amine with hydrochloric acid ($$\mathrm{HCl}$$)?

Accepted Answer

Alkylammonium chloride

Question 19

Which functional group is present in the molecule below?

$$\mathrm{CH_3C\equiv CH}$$

Accepted Answer

Alkyne

Question 20

A patient is exposed to ethylene ($$\mathrm{CH_2$=CH_2$}) $$gas. What is the product when ethylene undergoes combustion?

Accepted Answer

Carbon dioxide ($$\mathrm{CO_2$}) $$and water ($$\mathrm{H_2O})$$

Organic Functional Groups and Their Reactions: Study Guide

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