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| Q. |
A complex compound in which the oxidation number of a metal is zero is - |
| A. | K4 [Fe (CN)6] |
| B. | K3 [Fe (CN)6] |
| C. | [Ni (CO)4] |
| D. | [Pl (NH3)4]Cl2 |
| Answer» C. [Ni (CO)4] | |
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Explanation: 0 |
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