Which of the following species cannot act as a Lewis acid? A)NH₄⁺ B)H⁺ C)BF₃ D)BeCl₂ E)Ag⁺

Name: Which of the following species cannot act as a Lewis acid? A)NH 4 + B)H + C)BF 3 D)BeCl 2 E)Ag +
Brand: Quizplus
Rating: 4.7 (42 reviews)

Question

Quizplus · Accepted Answer

NH₄⁺ (NH3) cannot act as a Lewis acid because it does not have vacant orbitals to accept an electron pair. Lewis acids are electron pair acceptors, and NH3, with a filled valence shell, acts as a Lewis base instead.

Which of the Following Species Cannot Act as a Lewis