Question

Which one of the following is called a carbylamine?

• A. $RCN$
• B. $RCONH_{2}$
• C. $RCH=NH$
• D. R NC

Answer 1

Answer: (D)

R NC

Answer 2

Isocyanides, ie, compounds having $�NC$ group are also known as carbyl amine.
$\therefore$ RNC is alkyl carbylamine.