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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.
Related Questions: - What is formed when hydrogen atom of the -OH group in phenol is replaced by
- The substance that causes temporary hardness in water is
- The cell used for the electrolysis of fused NaCl is
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- The electronegativity of the following elements increases in the order.
Topics: Hydrogen and Redox Reactions
(174)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is formed when hydrogen atom of the -OH group in phenol is replaced by
- The substance that causes temporary hardness in water is
- The cell used for the electrolysis of fused NaCl is
- Germanium of very high purity is obtained by
- The electronegativity of the following elements increases in the order.
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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