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Questions
Specify the oxidation number of the metal in the following coordination entity:
[Cr(NH3)3Cl3]
Specify the oxidation number of the metal in the following coordination entity:
[CrCl3(NH3)3]
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Solution
Let the oxidation number of chromium (Cr) be x.
Hence, x + 3 × (0) + 3 × (−1) = 0
∴ x = +3
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