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The pair of compounds having metals in t...

The pair of compounds having metals in their highest oxidation state is .

A

`MnO_(2)FeCI`

B

`MnO_(4)^(-)CrO_(2)CI_(2)`

C

`[Fe(CN)_(6)]^(3-),COCI_(4)]^(-)`

D

`[NiCI_(4)]^(2-),[CoCI_(4)]^(-)`

Text Solution

Verified by Experts

The correct Answer is:
b
Highest O.S of Mn is +7 `MnO_(4)^(-)` and that of Cr is +6 `CrO_(2)CI_(2)`
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PRADEEP-REDOX REACTIONS -Multiple Choice Question
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  2. Which is the strongest acid in the following ?

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  3. The pair of compounds having metals in their highest oxidation state i...

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  5. A metal ion M^(3+) loses three electrons , its oxidation number will b...

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  6. The oxidate state of Co in [Co(H2O)5Cl]^(2+) is

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  8. Which of the following processes does not involve oxidation of iron ?

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  9. Oxidation state of each CI in CaOCI(2) is / are

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  10. The oxidation states of S atom in S(4)O(6)^(2-) from left to right res...

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  11. The oxidation numbers of the sulphur atoms in pcroxy- monosulphuric ac...

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  12. In acidic medium, H(2)O(2) changes Cr(2)O(7)^(2-) to CrO(5) which has ...

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  13. The oxidation state of chromium in the final product formed by the rea...

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  14. Acidified K(2)Cr(2)O(7) solution turns green when Na(2)SO(3) is added ...

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  16. Choose the disproportionation reaction among the following redox react...

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