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KCET2018Chemistryp Block Elements (Group 13 & 14)

Acidity of ( BF ₃ ) can be explained on which of the following concepts?

Options

  1. AArrhenius concept
  2. BBronsted-Lowry concept
  3. CLewis concept
  4. DBronsted-Lowry as well as Lewis concept

Correct answer

C. Lewis concept

Step-by-step solution

Lewis acids are those who can accept an electron pair. As, the octet of B is incomplete, because it has only six electrons in its valence shell, therefore, it will act as Lewis acid.

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