MCQ
$CuSO_4(aq) + 4NH_3 \rightarrow X,$ then $X$ is
- A$[Cu(NH_3)_4]^{2+}$
- Bparamagnetic
- Ccoloured
- ✓All of the above
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image$\mathop {\xrightarrow{{NaN{O_2}}}}\limits_{HCl} A\,\,\xrightarrow{{CuCN}}B\,\,\mathop {\xrightarrow{{{H_2}}}}\limits_{Ni} C\,\,\xrightarrow{{HN{O_2}}}D$