A) \[C{{r}^{3+}}\] and \[C{{r}_{2}}O_{7}^{2-}\] are formed
B) \[C{{r}_{2}}O_{7}^{2-}\]and \[{{H}_{2}}O\] are formed
C) \[CrO_{4}^{2-}\] is reduced to \[+3\] state of \[Cr\]
D) \[CrO_{4}^{2-}\] is oxidized to \[+7\] state of \[Cr\]
Correct Answer: B
Solution :
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