Which of the following is a Lewis acid? A) AlI₃ B) CF₄ C) NH₃ D) CHI₃ E) None of the above is a Lewis acid.

Question

Quizplus · Accepted Answer

A Lewis acid is an electron acceptor, and in this case, Al has an empty p-orbital in its valence shell and can accept an electron pair from a Lewis base. In contrast, the other options do not have an available empty orbital to accept electron pairs and are not Lewis acids.

Which of the Following Is a Lewis Acid