Question

The oxidation state of Cr in CrO₆ is :

• A. -6
• B. +12
• C. +6
• D. +4

Answer 1

Answer: (C)

The most appropriate oxidation state of $C{r}^{\text{in }Cr{O}_6}$ is $+6$ although $Cr{O}_6$ has doubtful existence.