NEET UG CHEMISTRY MCQ: REDOX REACTIONS

1 Easy

1 of 1

Analyzing +4 | -1

Which of the following reactions does not involve either oxidation or reduction

View answer and explanation

Correct option: C

CrO_4^{ - 2} \to C{r_2}O_7^{ - 2}

Option C (

CrO_4^{ - 2} \to C{r_2}O_7^{ - 2}

) is correct because the oxidation state of Cr remains the same (+6) in both species.

More Questions from REDOX REACTIONS

Practice All Chapter MCQs →

{I_2}

\mathrm{MnO}_4^ - + {\mathrm{C}_2}\mathrm{O}_4^{2 - } + {\mathrm{H}^ + } \to \mathrm{M}{\mathrm{n}^{2 + }} + \mathrm{C}{\mathrm{O}_2} + {\mathrm{H}_2}\mathrm{O}

\mathrm{MnO}_4^ -

{\mathrm{C}_2}\mathrm{O}_4^{2 - }

{\mathrm{H}^ + }