Question

tag all the carbon atoms with pi bonds in this molecule. if there are none, please check the box below. there are none.

Explanation:

Step1: Recall pi - bond concept

Pi bonds are present in double and triple bonds.

Step2: Analyze the molecule

The molecule has a carbon - nitrogen triple bond ($C\equiv N$). In a triple bond, there are 2 pi bonds. The carbon atom involved in the $C\equiv N$ bond has pi bonds.

Answer:

The carbon atom in the $C\equiv N$ bond.