A single bond is almost always a sigma bond, and a double

Last updated: 8/6/2022

A single bond is almost always a sigma bond, and a double bond is almost always made up of a sigma bond and a pi bond. There are very few exceptions to this rule. Which of the following species have violated this generalization? Check all that apply. C2 Be2 2-, Be2 N2 2- B2 None of the above