Published by:
CGP EDU Academic Team
Published on: August 14, 2026
How many of the following reacts with 
to give an alcohol?
Propene, Butene, Ethanal, Methanal, Acetylene.
Text Solution
Verified by ExpertsThe correct answer is:
1
(1) The aldehydes which do not have 
-hydrogen atom react with 
when half of molecules are reduced to alcohol and other half of molecules are oxidised to acid (Cannizzaro reaction).
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PHYSICS
SINGLE CORRECT MCQ
A stone is thrown vertically up from the top of a tower which reaches th…
Two massive bodies of masses and are at rest and separated by infinite distance. Now, they move t…
Assertion The net dipole moment of a given volume containing large number of polar molecules is zer…
A boy is in a lift which is moving downwards with an acceleration . At an instant when the velocit…
Statement I If the centre of mass of a system is at rest, the KE of the system must be zero.
Statem…
Two resistances are expressed as and . The equivalent resistance of their series and parallel com…