Questions
The main factor responsible for weak acidic nature of bonds in is
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a
large electronegativity of F
b
pπ-pπ back bonding
c
pπ-dπ back bonding
d
three centred two electron bonds in BF3
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Correct option is B
It is pπ-pπ bonding involving B and F atoms responsible for the acidic nature of boron halides as BF3 < BCl3 < BBr3 < BI3. Smaller atom shows more back bonding.Similar Questions
The correct order of matching of the following compounds is
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