P-Block Elements Ques 252
Question: A solution of ammonia in water contains
[CBSE PMT 1991]
Options:
A) $ {{H}^{+}} $
B) $ O{{H}^{-}} $
C) Only $ NH_4^{+} $
D) $ O{{H}^{-}}, $ $ NH_4NO_2 $ and $ NH_4OH $ molecules
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Answer:
Correct Answer: D
Solution:
$ NH_3 $ when dissolved in water forms $ NH_3+H_2O\to NH_4^{+}+O{{H}^{-}} $ ⇌ $ NH_4OH $