Question Detail

CHM 102 Practice Questions Objective Question

Question

What happens when urea is treated with hydrazine?
Options
A Biuret is formed
B Semicarbazide is formed
Correct Answer
C Carbon dioxide and nitrogen is formed
D Acetamide is formed
Correct Answer

Option B is the correct answer.

Detailed Explanation

Urea (NH2CONH2) reacts with hydrazine (NH2NH2) to form semicarbazide (NH2NHCONH2), with ammonia as a byproduct. This is a substitution reaction where hydrazine replaces ammonia.

Hint

What product is formed when hydrazine reacts with urea?

Question Info