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Unformatted text preview: bonding electrons. A : B ! + !" A + + B:-polar covalent bond Assisted Bond Heterolysis Bond heterolysis may be assisted by a second molecule or chemical species that can either donate or accept an electron pair. A : B ! + !" C: C: A : B ! + !" + C:A + B: +-C donates an electron pair in forming bond to A as B departs as anion. A : B ! + !" D + A : B D + + A + + B:D D + accepts an electron pair as it bonds to B releasing A + ....
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- Summer '07
- Organic chemistry