Question

CN-CH2-CHO .... what is the IUPAC name??​

Answer 1

Answer:

Prop-2-ene-nitrile

Explanation:

The IUPAC name of the given compound is Prop-2-ene-nitrile. It contains 3 carbon atoms, hence the prefix is prop-, and the -ene postfix is due to the double bond. It is nitrile, since it contains the nitrile functional group, i.e., (R−C≡N