Which one of the following is not considered to be a Lewis base? A)H₂S B)NH₃ C)NH₄⁺ D)Cl^-

Name: Which one of the following is not considered to be a Lewis base? A)H 2 S B)NH 3 C)NH 4 + D)Cl -
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Question

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Lewis bases are defined as species that can donate a pair of electrons. In the given options, A) HS^-, B) NH3, and D) Cl^- can all donate a pair of electrons. However, C) NH4^+ is a Lewis acid, not a base, because it can accept an electron pair, not donate one.

Which One of the Following Is Not Considered to Be