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In a reaction KCl is converted into KClO...

In a reaction KCl is converted into `KClO_4`. Change in oxidation number is :

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The correct Answer is:
D
`Cl^(-) to overset(+7)(Cl)O_(4)^(-)` (n=8)
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VMC MODULES ENGLISH-STOICHIOMETRY-II-LEVEL (1)
  1. Which conversion is an oxidation?

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  2. The oxidation state of nitrogen is highest in

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  3. In a reaction KCl is converted into KClO4. Change in oxidation number ...

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  4. In which of the following reaction, oxidation number of Cr has been af...

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  5. Reaction of Br(2) with Na(2)CO(3) in aqueous solution gives sodium br...

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  6. In the given typical redox reaction : M^(X+) + MnO(4)^(-) to MO(3)^(-)...

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  7. One mole of acidified K2Cr2O7 on reaction with excess KI will liberate...

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  8. Maximum number of moles of electrons taken up by one mole of NO(3)^(-)...

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  9. In the section :Na(2)S(2)O(3)+4Cl(2)+5H(2)O rarr Na(2)SO(4)+H(2)SO(4)+...

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  10. Assertion NH4 ​ NO3 ​ undergoes a redox reaction to give N 2 ​ O ...

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  11. Which is not a disproportionation reaction :

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  12. Equation H(2)S+H(2)O(2) rarr S+2H(2)O represents

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  13. Cement mixed with gravel, sand, and water is called what?

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  14. In the following redox reactionn, Cr(2)O(7)^(2-) + Fe^(2+) to Fe^(3+...

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  15. Values of p, q, r, s and t are in the following redox reaction pBr(2...

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  16. I^(-) reduces IO(3)^(-) to I(2) and itself oxidised to I(2) in acidic ...

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  17. SnCl(2) gives a precipitate with a solution of HgCl(2). In this proces...

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  18. One gas bleaches the colour of flowers by reduction while the other by...

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  19. Which of the following changes requires a reducing agent ?

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  20. N(2) + 3H(2) to 2NH(3) In this reaction, equivalent weight of N(2) is...

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