Question

what do you mean by isocyanide grp​

Answer 1

isocyanide group is a radical containing nitrogen and carbon and 1 negative charge.

In this group the electrons are donated by nitrogen atom.

Answer 2

Isocyanide

Isocyanide, also called Isonitrile or Carbylamine, any of a class of organic compounds having the molecular structure R―N+ ≡ C, in which R is a combining group derived by removal of a hydrogen atom from an organic compound.

Hope it will help you !!!