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1. Strong Covalent Bonds. Consider the pi bond of ethene in simple molecular orbital terms (The qualitative results would be the same for any pi or sigma bond.
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Rationalize the differences between the \pi orbitals of butadiene and acrolein (use MO diagram). | Homework.Study.com
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organic chemistry - Draw a simplified MO diagram for the pi system of Methyl vinyl ether - Chemistry Stack Exchange
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