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In acidic medium, H₂O₂ changes Cr₂O₇²⁻ to CrO₅ which has two ( -O – O -) bonds. Oxidation state of Cr in CrO₅ is
Options
(a) 5
(b) 3
(c) 6
(d) -10
Correct Answer:
6
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - MnO₄²⁻ (1 mole) in neutral aqueous medium is disproportionated to
- 0.4g of silver salt of a monobasic organic acid gave 0.26g pure silver on ignition
- Number of moles of MnO₄⁻ required to oxidize one mole of ferrous oxalate
- The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal
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Topics: Hydrogen and Redox Reactions
(174)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- MnO₄²⁻ (1 mole) in neutral aqueous medium is disproportionated to
- 0.4g of silver salt of a monobasic organic acid gave 0.26g pure silver on ignition
- Number of moles of MnO₄⁻ required to oxidize one mole of ferrous oxalate
- The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal
- For a first order reaction, the half -life period is independent of
Topics: Hydrogen and Redox Reactions (174)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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