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when a manganous salt is fused with a mixture of KNO₃ and solid NaOH the oxidation number of Mn changes from +2
Options
(a) 4
(b) 3
(c) 6
(d) 7
Correct Answer:
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
- A primary alcohol,C₃H₈O (A) on heating with sulphuric acid undergo dehydration
- The colour of p-aminoazobenzene is
- Rutherford’s experiment led to the discovery of
- In electrolysis of NaCl when Pt electrode is taken then H₂ is liberated at cathode
- Which one of the following is not a sulphide ore
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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