Organic Functional Groups

Which functional group is present in all alcohols?

• Carboxyl group

• Hydroxyl group

• Carbonyl group

• Amino group

What is the general formula for carboxylic acids?

Which of the following compounds is an aldehyde?

• Ethanol

• Ethanal

• Propanone

• Butanoic acid

What is the distinguishing feature of a ketone?

• A carbonyl group at the end of the carbon chain

• A carbonyl group within the carbon chain

• A hydroxyl group

• A carboxyl group

Which of the following is a characteristic of benzene?

• It has a single double bond

• It has a ring structure with 3 double bonds

• It is a straight-chain hydrocarbon

• A hydrocarbon with three double bonds

What is the general formula for alkenes?

Which of the following is an example of an alkane?

• Ethene

• Ethyne

• Ethane

• Ethanol

What is the distinguishing feature of an alkyne?

• A single bond between carbon atoms

• A double bond between carbon atoms

• A triple bond between carbon atoms

• A benzene ring

• Methanol

• Ethanol

• Propanol

• Butanol

Which functional group is present in butanoic acid?

• Hydroxyl group

• Carbonyl group

• Carboxyl group

• Amino group