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Topic: why is dimethyl ketene colorful ?  (Read 6180 times)

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Offline bluemonster

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why is dimethyl ketene colorful ?
« on: July 19, 2007, 03:46:19 AM »
I dont know why is dimethyl ketene colorful but methyl ketene colorless !  :-[
Can anyone help me to solve problem ! thanks u very much !
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Offline AWK

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Re: why is dimethyl ketene colorful ?
« Reply #1 on: July 19, 2007, 04:08:47 AM »
This can be explained on the ground of electron excitation energy
may be this ling helps a bit
http://pubs.acs.org/cgi-bin/article.cgi/jpcafh/1997/101/i33/html/jp971290h.html
You need subscribtion to ACS (only first page is free)
or search in library: J. Phys. Chem. A, 101 (33), 5958 -5961
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