Question:medium
Identify the case(s) where there is change in oxidation number
Identify the case(s) where there is change in oxidation number
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Chromate–dichromate interconversion is not a redox reaction.
Updated On: May 1, 2026
- Acidified solution of CrO$_4^{2-}$
- SO$_2$ gas bubbled through an acidic solution of Cr$_2$O$_7^{2-}$
- Alkaline solution of Cr$_2$O$_7^{2-}$
- Ammoniacal solution of CrO$_4^{2-}$
- Aqueous solution of CrO$_2$Cl$_2$ in NaOH
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The Correct Option is B
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