Reaction of a carbonyl compound with one of the following reagents involves nucleophilic addition followed by elimination of water. The reagent is :
a Grignard reagent
hydrazine in presence of feebly acidic solution
hydrocyanic acid
sodium hydrogen sulphite
As we dicussed in concept ID
Addition of ammonia and its derivatives with aldehydes and ketones -
Product formation is favoured due to rapid dehydration of the intermediate to form > C = NG
- wherein
Option 1)
a Grignard reagent
This option is incorrect
Option 2)
hydrazine in presence of feebly acidic solution
This option is correct
Option 3)
hydrocyanic acid
This option is incorrect
Option 4)
sodium hydrogen sulphite
This option is incorrect