sigma vs. pi bonds


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905085650
Posts: 62
Joined: Fri Sep 28, 2018 12:19 am

sigma vs. pi bonds

Postby 905085650 » Sun Nov 25, 2018 10:30 pm

for single and double bonds, how many sigma and pi bonds are there respectively?

thank you!!

Kristy 1F
Posts: 31
Joined: Fri Sep 28, 2018 12:19 am

Re: sigma vs. pi bonds

Postby Kristy 1F » Sun Nov 25, 2018 10:34 pm

For single bonds, they have one sigma bond. For double bonds, they have one sigma bond and one pi bond. For tripe bonds, they have one sigma bond and two pi bonds. You can just remember that one bond is sigma bond and the rest are pi bonds.

Chloe Likwong 2K
Posts: 70
Joined: Fri Sep 28, 2018 12:23 am

Re: sigma vs. pi bonds

Postby Chloe Likwong 2K » Sun Nov 25, 2018 10:46 pm

Bonds-
Single: 1 sigma, 0 pi
Double: 1 sigma, 1 pi
Triple: 1 sigma, 2 pi

A sigma bond must be present if a pi bond were to exist.

Jonathan Cheng 3C
Posts: 30
Joined: Fri Sep 28, 2018 12:23 am
Been upvoted: 1 time

Re: sigma vs. pi bonds

Postby Jonathan Cheng 3C » Mon Nov 26, 2018 10:32 am

A single bond contains 1 sigma bond. A double contains 1 sigma bond and 1 pi bond. A triple bond contains 1 sigma bond and 2 pi bonds.

Adam Vuilleumier 2K
Posts: 60
Joined: Fri Sep 28, 2018 12:27 am

Re: sigma vs. pi bonds

Postby Adam Vuilleumier 2K » Mon Nov 26, 2018 11:19 am

Interesting addition that we went over in my discussion section: sigma bonds are stronger than pi bonds. Even though pi bonds have two areas where the electron densities overlap, sigma bonds have a larger area of overlap, which makes the bond stronger.


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