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In Cr₂O₇²⁻ the oxidation numbers are
Options
(a) O = -2, Cr = +6
(b) O = +2, Cr = -6
(c) O = -7, Cr = +6
(d) none of these
Correct Answer:
O = -2, Cr = +6
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - What will be the partial pressure of He and O₂, if 200 mL of He at 0.66 atm and 400 mL
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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
- What will be the partial pressure of He and O₂, if 200 mL of He at 0.66 atm and 400 mL
- Which of the following hydrogen bonds are strongest in vapour phase
- Colloidal found effective in medicines is
- 300 mL of a gas at 27⁰C is cooled to -3⁰C at constant pressure
- Deficiency of vitamine B₁ causes the disease
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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