Identify the process in which change in the oxidation state is five: &lt;!-- [if !supportLineBreakNewLine]--&gt; &lt;!--[endif]--&gt;

CrO₄²⁻ → Cr³⁺

Cr₂O₇²⁻ → 2Cr³⁺

C₂O₄²⁻ → 2CO₂

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Oxidation Number Redox Reactions Chemistry Class 11th

Identify the process in which change in the oxidation state is five:

Option 1 -

CrO₄²⁻ → Cr³⁺

Option 2 -

MnO₄⁻ → Mn²⁺

Option 3 -

Cr₂O₇²⁻ → 2Cr³⁺

Option 4 -

C₂O₄²⁻ → 2CO₂

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1 Answer

Answered by

alok kumar singh | Contributor-Level 10

a month ago

Correct Option - 1

Detailed Solution:

CrO? ²? (Cr? ) → Cr? ³, Total oxidation number change = 3
MnO? (Mn? ) → Mn? ², Total oxidation number change = 5
Cr? O? ²? (Cr? ) → 2Cr? ³, Total oxidation number change = 6
C? O? ²? (C? ³) → 2CO? (C? ), Total oxidation number change = 2

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