In the compounds KMnO₄ and K₂Cr₂O₇, the highest oxidation state is of the element
Options
(a) Mn (b) K (c) O (d) Cr
Correct Answer:
Mn
Explanation:
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Oxidation state of osmium(Os) in OsO₄ is
Options
(a) 4 (b) 6 (c) 7 (d) 8
Correct Answer:
8
Explanation:
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How many mole of MNO₄⁻ ion will react with 1 mole of ferrous oxalate in acidic medium
Options
(a) 1/5 (b) 2/5 (c) 3/5 (d) 5/3
Correct Answer:
3/5
Explanation:
No explanation available. […]
The oxidation state of Cr in K₂Cr₂O₇ is
Options
(a) -5 (b) 6 (c) -6 (d) 5
Correct Answer:
6
Explanation:
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