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When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation state of Mn changes from +7 to
Options
(a) 6
(b) 4
(c) 3
(d) 2
Correct Answer:
4
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
- If the ratio of the rates of diffusion of two gases A and B is 4 : 1. Then the ratio
- At 27⁰C latent heat of fusion of a compound is 2930 J/mol. Entropy change is
- If an electron has spin quantum number of +1/2 and a magnetic quantum number
- Which of the following polymer is an example of fibre
- Which of the following statement is not correct with respect to soap
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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