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प्रश्न
Specify the oxidation number of the metal in the following coordination entity:
[CoBr2(en)2]+
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उत्तर
Let the oxidation number of cobalt (Co) be x.
Hence, x + 2 × (−1) + 2 × (0) = +1
x = 1 + 2
∴ x = +3
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