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Chemistry 8 Online
OpenStudy (kanwal32):

Oxidation number of Co in k|Co(C2O4)2(NH3)2|

OpenStudy (kanwal32):

\[K|Co(NH _{3})_{2}(C _{2}O _{4})_{2}|\]

OpenStudy (anonymous):

Since overall charge of the anionic complex is 0, let x be the ox state of Co. x+(0)x2+(-2)x2=0 thus, ox. state of Co is +4.

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