Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?
Phenol
Benzaldehyde
Butanol
Benzoic acid.
As we learnt in
Cannizzaro's reaction -
Shown by aldehydes which do not have - H atom and undergo disproportion (self-oxidation reduction) process to produce alcohol and carboxylic acid salt.
- wherein
It is a cannizzaro reaction
Thus, A is an aldehyde without
Option 1)
Phenol
This option is incorrect
Option 2)
Benzaldehyde
This option is correct
Option 3)
Butanol
This option is incorrect
Option 4)
Benzoic acid.
This option is incorrect
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