How Many $\sigma$ - And $\pi$ -Bonds, Respectively,Are There in Acrolein, CH₂=CHCHO?
A) 4 and 2

Multiple Choice

How many $\sigma$ - and $\pi$ -bonds, respectively,Are there in acrolein, CH₂=CHCHO?

A) 4 and 2
B) 7 and 2
C) 5 and 2
D) 5 and 4
E) 7 and 1