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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.
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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
- The isotopes of elements were discovered by
- Hereditary characteristic are passed on from parents to chlidren through
- Which is the redox reaction
- Standard enthalpy of vaporisation Δvap H⁰ for water at 100⁰C is 40.66 kJ mol⁻¹.
- Boron is unable to form BF₆³⁻ because 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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