Question

explain oxidation state of C.M.A in :-

*[Co(NH3)4Cl(NO2)]NO3
*[Cr(en)3]Cl3 ? ​

Answer 1

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1. let oxidation state of Co be x

x + 0 -1 -1 = 1

x = +3

2. let oxidation state of Cr be y . oxidation state of en ligand is 0.

y + 3x0 = 3

y =+3

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