Question

Aldehydes other than formaldehyde react with Grignard's reagent to give addition products which on hydrolysis give:

• A. tertiary alcohols
• B. secondary alcohols
• C. primary alcohols
• D. carboxylic acids

Answer 1

The correct option is B secondary alcohols

Formaldehyde forms primary alcohol while all other aldehydes form secondary alcohols on reaction with Grignard's reagent followed by hydrolysis.