Markovnikoff's rule(redirected from Markovnikov's rule)
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Markovnikoff's rule[mär′kȯv·nə‚kȯfs ‚rül]
In an addition reaction, the additive molecule RH adds as H and R, with the R going to the carbon atom with the lesser number of hydrogen atoms bonded to it.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.