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Oxidation number of P in PO(4)^(3-), of ...

Oxidation number of P in `PO_(4)^(3-)`, of S in `SO_(4)^(2-)` and that of `Cr_(2)O_(7)^(2-)` are respectively

A

`+3,+6 and +6`

B

`+5,+6 and +6`

C

`+3,+6 and +5`

D

`+5,+3 and +6`

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The correct Answer is:
B
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OP TANDON-OXIDATION AND REDUCTION (REDOX REACTIONS)-LEVEL A
  1. Select the compound in which chlorine is assigned the oxidation number...

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  2. Phosphorus has the oxidation state +3 in

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  3. Oxidation number of P in PO(4)^(3-), of S in SO(4)^(2-) and that of Cr...

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  4. The highest oxidation state of Mn is shown by

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  5. Oxidation number of P in Ba(H(2)PO(2))(2) is

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  6. The oxidation states of the most electronegative elements in the produ...

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  7. Following reaction describes the rusting of iron 4Fe+3O(2) rarr 4Fe^...

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  8. In the reaction of sodium thiosulphate with 12 in aqueous medium the e...

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  9. The oxidation number of chlorine in HOCI is:

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  10. In the reaction, Cl(2)+OH^(-)rarrCl^(-)+ClO(4)^(-1)+H(2)O, chlorine ...

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  11. The oxidation number of arsenic atom in H(3)AsO(4) is :-

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  12. In which one of the following reactions, hydrogen is acts as an oxidis...

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  13. For the redox reaction, MnO(4)^(-) + C(2)O(4)^(2-) + H^(+) rarr Mn^(...

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  14. The oxidation number of P in Mg(2)P(2)O(7) is

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  15. The oxidation number of phosphorus in PO(4)^(3-), P(4)O(10), and P(2)O...

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  16. The oxidation number of Cr in K(2)Cr(2)O(7) is

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  17. Bromine reacts with hot aqueous alkali to give bromide and bromate. Wh...

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  18. The oxidation number of S in Na(2)S(4)O(6) is

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  19. The oxidation number of nitrogen in NO(3)^(-) is:

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  20. Oxygen has an oxidation state of +2 in

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