Cyanogen on hydrolysis with dil. HCl gives:

Lactose on hydrolysis with dil.HCl gives

Lactose on hydrolysis with dil.HCl gives

A simple ether of molecular weight 46 on hydrolysis with dil. HCl gives

Toluene on treatment with CrO_3 and (CH_3CO)_2O followed by hydrolysis with dil. HCl gives

Toluene on treatment with CrO_3 and (CH_3CO)_2O followed by hydrolysis with dil. HCl gives

An organic compound ‘A’ on treatment with KCN gave B which on hydrolysis with dil. HCl gave acetic acid. Identify A.

Sucrose on hydrolysis with 4% HCl solution gives,

Acetoacetice ester on hydrolysis by boiling with dil. Yields: