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Which of the following reaction represen...

Which of the following reaction represents disproportionation ?

A

`CrO_5rarrCr^(3+)+O_2`

B

`IO_3^(-)+I^(-)+H^+rarrl_2`

C

`CrO_2Cl_2+NaOHrarrNaCrO_4+NaCl+H_2O`

D

`Na_2S_2O_3+H_2SO_4rarrNa_2SO_4+SO_2+S_8+H_2O`

Text Solution

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The correct Answer is:
D
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PATHFINDER-MOLE AND STOICHIOMETRY-II-QUESTION BANK
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  6. Write the common method of preparation of N2O.

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  7. How many moles of electrons are needed for the reduction of each mole ...

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  8. .What volume of H2O2 solution of 22,4 “vol strength" is required to l...

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  9. ln the reaction, 2CuSO4+ 4KIrarrCu2l2+2K2SO4+I2 the ratio of equivalen...

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  10. Hydroxylamine reduces iron (lll) according to following equation NH2...

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  11. In the following reaction (unbalanced) equivalent wt. of As2S3 is rela...

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  12. 60 ml 0.1 M KMnO4 is treated with excess FeC2O4 in presence of H2SO4...

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  13. What happens when iron is heated in presence of O2?

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  14. What volume of 2 N K2Cr2O7 solution is required to oxidise 0.81 g of ...

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  15. 600 ml of a 0.1 (N) solution of AgNO3 is added to 500 mL of 0.1 (N) KC...

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  16. 1.60g of a metal were dissolved in HNO3 to prepare its nitrate. The n...

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  17. A100 ml solution of 0.1 N HCl was titrated with 0.2 N NaOH solution. T...

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  18. What volume of 0.1 M KMnO4 is needed to oxidize 100 mg of FeC2O4 in a...

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  19. The oxidation state of A, B and C in a compound are +2,+5 and -2 respe...

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  20. Which of the following is intermolecular redox reaction?

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