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Oxidation of thiosulphate by iodine give...

Oxidation of thiosulphate by iodine gives

A

tetrathionate ion

B

sulphide ion

C

sulphate ion

D

sulphite ion

Text Solution

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The correct Answer is:
A
`{:(2S_(2)O_(3)^(-2)+I_(2) to S_(4)O_(6)^(-2)+2I^(-)),(" Phiosulphate Tetrathionate "):}`
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DISHA PUBLICATION-THE P-BLOCK ELEMENTS (GROUP 15, 16, 17 & 18)-Exercise
  1. Oleum is

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  2. By passing H(2)S gas in acidified KMnO(4) solution, we get

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  3. Oxidation of thiosulphate by iodine gives

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  4. When PbO(2) reacts with conc. HNO(3) the gas evolved is

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  5. The compound which gives off oxygen on moderate heating is:

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  6. Oxidation state exhibited by sulphur is

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  7. On electrolysis of dilute sulphuric acid using platinum electrodes, th...

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  8. A gas that cannot be collected over water is.

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  9. Sodium thiosulphate is prepared by

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  10. Which of the following is not oxidized by O(3)?

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  11. Which one of the following compounds is a peroxide?

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  12. Sulphur trioxide can be obtained by which of the following reactions:

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  13. Which of the following does not give oxygen on heating?

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  14. Acidity of diprotic acids in aqueous solutions increases in the order

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  15. In the reaction: 3Br(2)+6OH^(Theta)rarr 5Br^(Theta)+BrO(3)^(Theta)+3H...

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  16. In the case of alkali metals, the covalent character decreases in the ...

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  17. Potassium chlorate on heating with cone H2SO4 gives

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  18. In the manufacture of bromine from sea water the mother liquor contain...

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  19. Which of the following species has four lone..

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  20. Which one is the correct order of the size of the iodine species?

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