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Topic: Molecular hybridization  (Read 5559 times)

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Offline theunraveler

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Molecular hybridization
« on: September 23, 2006, 02:09:05 PM »
i have a question on hybridization. Generally in a benzene structure u have each carbon bonded to 2 other carbon and 1 hydrogen, the carbon forms an sp2 hybridization with the other atoms. pi bonds above C atom and sigma bonds in a regular hexagon shape along the plane

so my question is will the hydrogen atom will form a sigma bond with the carbon rite? if so, then the carbon it is attached to will be having more than 1 sigma which isnt possible.... rite?

Offline Yggdrasil

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Re: Molecular hybridization
« Reply #1 on: September 23, 2006, 02:14:50 PM »
The C-H bond in benzene is a sigma bond.  Since carbon is sp2 hybridized, it has three sp2 orbitals and one p orbital.  Each sp2 orbital participates in a sigma bond (2 C-C bonds and 1 C-H bond), while the p-orbital participates in the conjugated pi-bond system which gives benzene its aromaticity.

Offline theunraveler

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Re: Molecular hybridization
« Reply #2 on: September 23, 2006, 02:39:54 PM »
so the pi bond will be above and below the plane rite?

Offline Dan

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Re: Molecular hybridization
« Reply #3 on: September 23, 2006, 02:57:30 PM »
My research: Google Scholar and Researchgate

Offline Yggdrasil

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Re: Molecular hybridization
« Reply #4 on: September 23, 2006, 03:30:10 PM »
Yes, as Dan's picture shows, the pi-bond system is ablove and below the plane of the carbon atoms.

Offline theunraveler

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Re: Molecular hybridization
« Reply #5 on: September 25, 2006, 11:55:10 AM »
swet ...thanks :)

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