Question 1

Which of the following compounds contains a terminal carbonyl group at the end of a carbon chain?

Accepted Answer

Aldehyde

Question 2

What functional group is present in all alcohols?

Accepted Answer

Hydroxyl group ($$\mathrm{-OH})$$

Question 3

Which of the following molecules is an example of an ether?

Accepted Answer

$$\mathrm{CH_3CH_2OCH_2CH_3}$$

Question 4

Which functional group is responsible for the increased boiling point and viscosity in organic compounds such as glycerol?

Accepted Answer

Hydroxyl group ($$\mathrm{-OH})$$

Question 5

Which of the following is a correct description of an amide functional group?

Accepted Answer

A carbonyl group bonded to an amine

Question 6

Which compound contains both an aldehyde and multiple alcohol functional groups?

Accepted Answer

Glucose

Question 7

What is the main functional group present in acetone, making it a common organic solvent?

Accepted Answer

Ketone ($$\mathrm{C=O}$$ within chain)

Question 8

Which of the following statements about alkyl halides is correct?

Accepted Answer

They contain a halogen atom bonded to a carbon

Question 9

Which functional group is present in butyric acid and is responsible for its acidic properties?

Accepted Answer

Carboxyl group ($$\mathrm{-COOH})$$

Question 10

Which of the following best explains why the boiling point of isopropanol is higher than that of propane?

Accepted Answer

Isopropanol contains a hydroxyl group, allowing hydrogen bonding

Question 11

Which of the following is a heteroatom in organic chemistry?

Accepted Answer

Oxygen

Question 12

Which functional group is found in all amino acids?

Accepted Answer

Carboxyl group and amine group

Question 13

Which of the following molecules contains an aromatic ring that is unusually stable?

Accepted Answer

Naphthalene

Question 14

Which functional group is present in both triglycerides and aspartame?

Accepted Answer

Ester

Question 15

Which of the following compounds is classified as a stimulant due to its amine functional group?

Accepted Answer

Amphetamine

Question 16

Which functional group is responsible for the ability of alcohols to form hydrogen bonds?

Accepted Answer

Hydroxyl group ($$\mathrm{-OH})$$

Question 17

Which of the following is true about ethers?

Accepted Answer

They have carbons linked by oxygen

Question 18

Which functional group is present in thiols?

Accepted Answer

Sulfhydryl group ($$\mathrm{-SH})$$

Question 19

Which of the following best describes the structure of a ketone?

Accepted Answer

A carbonyl group within a carbon chain

Question 20

Which of the following is a correct statement about the effect of adding hydroxyl groups to a hydrocarbon?

Accepted Answer

It increases intermolecular forces

Functional Groups and Properties in Organic Chemistry

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