Question

Match column I with the products on reduction with $LiAl{H}_4$ in column II.

Answer 1

1. Formaldehyde on reduction gives methanol which is a primary alcohol.
2.Acetone on reduction gives isopropanol which is a secondary alcohol.
3. 2,3-dimethyloxirane on reduction with $LiAl{H}_4$ gives butan-2-ol which is a secondary alcohol.
4. Ester on reduction with $LiAl{H}_4$ gives primary alcohol.