Answers

2015-12-11T10:00:25+05:30

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Sigma bond has one electron cloud through the linear overlapping of orbitals and pi bond have two electron cloud - one is above and second is below. it is formed by lateral overlapping. And bcoz of this sigma bond is symmetrical and free rotation is possible and the pi bond is unsymmterical and free rotation is not possible bcoz on rotation the bond will break. 
0