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When SO(2) is passed through acidified K...

When `SO_(2)` is passed through acidified `K_(2)Cr_(2)O_(7)` solution

A

the solution turns blue

B

the solution is decolourised

C

`SO_(2)`, is reduced

D

green `Cr_2(SO_4)_3` is formed

Text Solution

Verified by Experts

The correct Answer is:
D
`K_(2)Cr_(2)O_(7)+H_(2)SO_(4)+3SO_(2) to K_(2)SO_(4)+underset("Green")(Cr_(2)(SO_(4))_(3)+3H_(2)O`
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NIKITA PUBLICATION-P-BLOCK ELEMENT -Competitive Exam
  1. Which compounds acts as an oxidising as well as reducing agent?

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  2. A solution of sulphur dioxide in water reacts with H(2)S precipitating...

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  3. When SO(2) is passed through acidified K(2)Cr(2)O(7) solution

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  4. Bleaching action of SO(2) is due to and is

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  5. A salt of sulphures acid is called

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  6. Which of the following is acidic?

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  7. The final acid obtained during the manufacturing of H(2)SO(4) by conta...

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  8. In the reaction 2Ag+2H(2)SO(4)rarrAg(2)SO(4)+2H(2)O+SO(2),H(2)SO(40act...

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  9. In the reacton HCOOH overset(H(2)SO(4))(rarr)CO+H(2)O,H(2)SO(4) actss ...

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  10. Ozone depleton due to the fomation of following compound in Antarctica

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  11. Which one of the gas dissolves in H(2)SO(4) to give oleum?

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  12. There is no S-S bond in

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  13. Number of unpaired electrons in sulphur is

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  14. Which of the following mixture gives chromic

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  16. Amongest H(2)O,H(2)S,H(2)Se and H(2)Te the one with highest boiling p...

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  17. Which of the following dissociates to give H^(+) most easily?

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