Chapter 8, Problem 8.74SP

Acrylonitrile $\left({\text{C}}_{\text{3}}{\text{H}}_{\text{3}}\text{N}\right)$ is a molecule that is polymerized to make carpets and fabrics. The connections between atoms are shown.

(a) Complete the electron-dot structure for acrylonitrile by adding multiple bonds and lone pairs of electrons.
(b) Tell how many $\sigma$ bonds and how many $\pi$ bonds the molecule contains.
(c) Tell the hybridization of each carbon atom.
(d) Identify the shortest bond ¡n the molecule.