1.

When \[{{H}_{2}}S\]is passed through a mixture containing \[C{{u}^{+2}}\], \[N{{i}^{+2}}\], \[Z{{n}^{+2}}\] in acidic solution then ion will precipitate [RPMT 2002]

A. \[C{{u}^{+2}}\], \[N{{i}^{+2}}\]
B. \[N{{i}^{+2}}\]
C. \[C{{u}^{+2}}\], \[Z{{n}^{+2}}\]
D. \[C{{u}^{+2}}\]
Answer» E.


Discussion

No Comment Found

Related MCQs