MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryCoordination compoundsCoordination Compounds and Terminology
The oxidation number of Co in [Co(en)3]2(SO4)3 is
A.+2
B.+4
C.+3✓ Correct
D.+6
Explanation
Co[(en)3]2(SO4)3 2 0 6 2 6 6 3 2 x x x
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