Acidity of \(\mathrm{BF}_3\) can be explained on the basis of which of the following concepts?

Acidity of \(\mathrm{BF}_3\) can be explained on the basis of which of the following concepts?
  1. Arrhenius concept
  2. Bronsted-Lowry concept
  3. Lewis concept
  4. Bronsted-Lowry as well as Lewis concept

Solution

\(\mathrm{B}\) is \(\mathrm{BF}_3\) is electron deficient i.e, lone-pair of electrons acceptor (Lewis acid), because in \(\mathrm{BF}_3\), \(B\) is \(s p^2\) hybridised and it does not satisfy octet ( \(\mathrm{B} \Rightarrow\) has say bonded electrons).
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Asked in: JEE-TOPICTESTS-CHEMISTRY

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