A blue solution of copper sulphate becomes darker when treated with excess of ammonia. This is becau

The order of stability of complexes of ion Cu+2, Ni+2, Mn+2 and Fe+2 decreases in the order -

Peptide bond group is characteristic of-

Gabriel phthalimide reaction is used to prepare -

In hypobromite reaction of amide, carbonyl carbon atom is lost as -

In the reaction sequence : A -> B -> Acetone -> C. A, B and C are -