How many #sigma-"bonds"# and #pi-"bonds"# in ethylene?

1 Answer
anor277
Apr 24, 2017

Well, there is the ONE #pi-"bond"#.

Explanation:

And I count #5xxsigma-"bonds"#: #4xxC-H#, and #1xxC-C#. So that is 6 bonds in total. Note that #4xxH+2xxC# gives 12 valence electrons, and thus the appropriate number of electrons to constitute the six #"2-centre, 2-electron"# bonds.

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