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[Post New]29 Apr 2008 10:36:04 IST
    Subject: Re:explain,why bbr3 is a stronger lewis acid than bf39boron triflouride)?
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Nithy (400)

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BBr3 > BF3 acidic strength


bcoz  effective back bonding frm F to e- defecient B occurs but not so frm Br to B . bcoz of larger size and diffused e- on Br.
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