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The oxidation number of sulphur in H(2)S...

The oxidation number of sulphur in `H_(2)S_(2)O_(8)` is

A

`+2`

B

`+6`

C

`+7`

D

`+12`

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The correct Answer is:
D
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ALLEN-REDOX REACTIONS-EXERICSE - 2
  1. Balance the given ionic equation MnO(4)^(-) + H(2)C(2)O(4) to Mn^(2...

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  2. In the conversion of Br(2)toBrO(3)^-1 the oxidation state of bromine c...

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  3. The oxidation number of sulphur in H(2)S(2)O(8) is

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  4. In which of the following reaction H(2)O(2) acts as reducing agent :-

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  5. In which of the following compounds of Cr, the oxidation number Cr is ...

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  6. Oxidation state of cobalt in [Co(NH(3))(4)(H(2)O)Cl]SO(4) is

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  7. A sulphur containing species that can not be a reducing agent is :-

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  8. In the reaction CH(3)OHrarrHCOOH, the number of electrons that must be...

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  9. Oxidation number of carbon in graphite is :-

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  10. When H(2) reacts with Na, it acts as

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  11. Oxidation number of ‘N’ in N3H (hydrazoic acid) is :

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  12. Phosphorus has the oxidation state of +3 in

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  13. Which of the following reactions involves oxidation-reduction ?

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  14. Which one is the oxidising agent in the reaction given below 2CrO(4)...

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

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  16. In substance Mg(HXO(3)), the oxidation number of X is :-

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  17. In the following change 3Fe+4H2OrarrFe3O4 +4H2 If the atomic weight of...

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  18. In the course of a chemical reaction an oxidant -

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  19. Which statement is wrong?

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  20. Identify the correct statement with respect to the following reaction,...

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