Question 1:

Which of the following is an example of an organic compound?

Explanation: The correct answer is C) Ethanol (C2H5OH). Ethanol is an organic compound because it contains carbon atoms bonded to hydrogen atoms.

Question 2:

Which functional group is present in alcohols?

Explanation: The correct answer is C) Hydroxyl. Alcohols have the functional group -OH, which is called the hydroxyl group.

Question 3:

Which of the following functional groups is present in carboxylic acids?

Explanation: The correct answer is C) Carboxyl. Carboxylic acids contain the carboxyl functional group, which consists of a carbonyl group (-C=O) and a hydroxyl group (-OH) bonded to the same carbon atom.

Question 4:

Which functional group is present in aldehydes?

Explanation: The correct answer is C) Carbonyl. Aldehydes have a carbonyl functional group (-C=O) at the end of a carbon chain.

Question 5:

Which of the following functional groups is present in amines?

Explanation: The correct answer is B) Amino. Amines contain the amino functional group, which consists of a nitrogen atom bonded to one or more carbon atoms.