Question Detail

CHM 102 Practice Questions Objective Question

Question

Acetylene reacts with water in the presence of sulfuric acid and mercuric sulfate to give
Options
A Acetone
B Acetic acid
C Formaldehyde
D Acetaldehyde
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

Acetylene (HC≡CH) undergoes hydration (Kucherov reaction) with aqueous H2SO4 and HgSO4 to form acetaldehyde (CH3CHO). This is the classic hydration of acetylene.

Hint

What is the hydration product of acetylene?

Question Info