An aqueous solution of a metal salt, M. gives a white precipitate with NaOH which dissolves in excess NaOH. With aqueous ammonia, the solution of M also gives a white precipitate which dissolves in excess ammonia Therefore the cation in M is
-
A.
Zn -
B.
Ca -
C.
Al -
D.
Pb
Correct Answer: Option A
Explanation
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