Multiple choice

Which of the following is not a Bronsted acid, but a Lewis acid?

  1. BF3

  2. NH3

  3. H3O+

  4. HCl

  5. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This option is correct because BF3 acts as a Lewis acid. The boron in BF3 is electron poor and has an empty orbital, so it can accept a pair of electrons, making it a Lewis acid.

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