The main factor responsible for weak acidic nature of B - F bonds in BF3 is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
large electronegativity of F
b
pπ-pπ back bonding
c
pπ-dπ back bonding
d
three centred two electron bonds in BF3
answer is B.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
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.