Which of the following salt’s solution is acidic?
(A)NaCl (B) NaCN (C) NH4NO3 (D) NaNO2
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Answer:
the correct answer is A) NaCL
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(C) NH4NO3 is the correct answer.
A salt's solution is considered to be acidic, basic or neutral as per the following conditions-
If it is made of strong acid and weak base, it will be acidic in nature.
If it is made of weak acid and strong base, it will be basic in nature.
If it is made of strong acid and strong base, it will be neutral in nature.
Since NH4NO3 is made of strong acid namely nitric acid i.e. HNO3 and weak base namely ammonium hydroxide i.e. NH4OH, hence, the it will be acidic in nature.
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