Question

When ethyne is passed through dilute ${{H}_{2}}S{{O}_{4}}$ containing ${{H}_{g}}S{{O}_{4}},$ it forms:

• A. ethanol
• B. ethanoic acid
• C. ethanal
• D. ethene

Answer 1

Answer: (C)

ethanal

Answer 2

Ethyne on hydrolysis, catalysed by $HgS{{O}_{4}},$ gives acetaldehyde (ethanol).