A) + 2
B) + 3
C) + 4
D) + 6
Correct Answer: D
Solution :
Let the oxidation number of Cr in \[Cr{{O}_{2}}C{{l}_{2}}\] is x. \[x+2(-2)+2(-1)=0\] \[x-4-2=0\] \[x-6=0\] \[x=6\] So, the oxidation number of Cr in \[Cr{{O}_{2}}C{{l}_{2}}\] is +6.You need to login to perform this action.
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