Analytical Chemistry Question 176
Question: A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the solution, a white precipitate is obtained which does not dissolve in dil. $ HNO_3 $ . The anion could be
Options:
A) $ CO_3^{2-} $
B) $ C{l^{-}} $
C) $ SO_4^{2-} $
D) $ {S^{2-}} $
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Answer:
Correct Answer: B
Solution:
[b] $ NaCl $ is a salt of strong acid and strong base hence on dissolution will give neutral solution. $ NaCl+AgNO_3\xrightarrow{{}}AgCl\downarrow +HNO_3 $