Select the pair of substances that is not a conjugate acid-base pair. A) H₃O⁺, H₂O B) HNO₂, NO₂^- C) H₂SO₄, HSO₄^- D) H₂S, S^2- E) NH₃, NH₂^-

Name: Select the pair of substances that is not a conjugate acid-base pair. A) H 3 O + , H 2 O B) HNO 2 , NO 2 - C) H 2 SO 4 , HSO 4 - D) H 2 S, S 2- E) NH 3 , NH 2 -
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Question

Quizplus · Accepted Answer

In option D, H₂S is an acid but S^2- is not its corresponding base. Therefore, they are not a conjugate acid-base pair. All other options have a conjugate acid-base pair.

Select the Pair of Substances That Is Not a Conjugate