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September 21, 2014

Homework Help: chemistry

Posted by Lea on Friday, October 5, 2012 at 12:32am.

The formulas for ethane, ethene and ethyne are C2H6, C2H4, and C2H2 respectively. Rank this chemicals 1,2,3
(highest)in terms of strength of IMF and explain the structures of the three molecules.
I rank these three based on the bond length so I got C2H2, C2H4, C2H6. I know the structures of these three molecules but I really don't know how can I explain it and where can I based the explanation. pls help

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