Ethanal reacts with HCN and the addition product so obtained is hydrolyzed to form a new compound. This compound shows

When ethanal reacts with PCl_(5) , then product formed is

Reaction between two compounds to form a new compound.

An organic compound A reacts with CH_3MgI to form an addition product which on hydrolysis forms the compound B. Compound B gives blue coloured salt in Vịctor Meyer's test. The compounds A and B respectively are : Acetaldelyde. tertiary butyl atcohol, Acetaldehyde, ethyl alcohol, Acetaldehyde, isopropylalcohol, Acetone, isopropyl alcohol

An organic compound (A) reacts with methyl magnesium iodide to form an addition product which on hydrolysis forms the compound (B). Compound (B) gives blue colour salt in Victor Meyer's test.The compounds (A) and (B) are respectively :

A carbohydrate which cannot be hydrolyzed to simpler compounds is called: