Which among following is NOT a neutral ligand?

Which among following is NOT a neutral ligand?
  1. Thiocyanate
  2. Ammine
  3. Aqua
  4. Carbon monoxide

Solution

$\begin{array}{ll} \text { Thiocyanate } & {[\mathrm{SCN}]^{-}} \\ \text {Ammine } & {\left[\mathrm{NH}_3\right]} \\ \text { Aqua } & {\left[\mathrm{H}_2 \mathrm{O}\right]} \\ \text { Carbon monoxide } & {[\mathrm{CO}]} \end{array}$

Asked in: MHT CET 2021 (21 Sep Shift 1)

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