Which of the following is an example of a Lewis acid?

Practice Questions

Q1
Which of the following is an example of a Lewis acid?
  1. NH3
  2. H2O
  3. BF3
  4. CH4

Questions & Step-by-Step Solutions

Which of the following is an example of a Lewis acid?
Correct Answer: BF3
  • Step 1: Understand what a Lewis acid is. A Lewis acid is a substance that can accept a pair of electrons.
  • Step 2: Look at the options given in the question. Identify which one can accept electrons.
  • Step 3: Check the structure of BF3 (Boron Trifluoride). It has an empty p-orbital, which means it can accept electrons.
  • Step 4: Confirm that BF3 fits the definition of a Lewis acid because it can accept a pair of electrons.
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