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Consider the following unbalanced redox reaction CrO42- + (CH3)H + H+ → Cr3+ + HCOOH + H2O Which...

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Chemistry

Consider the following unbalanced redox reaction

CrO42- + (CH3)H + H+→ Cr3+ + HCOOH + H2O

Which of the following statements is/are correct?

1.CrO42- is the oxidizing agent.

2. The oxidation number of Cr is decreased in the redoxreaction.

3. Electrons are released from CrO42-

  • A. 1 only
  • B. 1 & 3 only
  • C. 2 & 3 only
  • D. 1 & 2 only
  • E. all

Answer & Explanation Solved by verified expert
3.9 Ratings (548 Votes)
CrO42 CH3H H Cr3 HCOOH H2OThe oxidation number of Cr in CrO42Let Oxidation Number of Cr XCro42X242 Oxidation Number of oxygen is 2X6The oxidation number of Cr in CrO426Now    See Answer
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