MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryCoordination compoundsCoordination Compounds and Terminology
The oxidation number of Cr in [Cr(C6H6)2] is
A.+2
B.+6
C.+3
D.zero✓ Correct
Explanation
[Cr(C6H6)2] (x – 0) = x = 0
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