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When SO(2) is passed through an acidifie...

When `SO_(2)` is passed through an acidified `K_(2)Kr_(2)O_(7)` solution, the oxidation state of sulphur changes from

A

`+4` to 0

B

`+4` to `+2`

C

`+4` to `+6`

D

`+6` to `4`

Text Solution

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The correct Answer is:
C
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Knowledge Check

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

    A
    the solution turns blue
    B
    the solution is decolourized
    C
    reduction of `SO_(2)` takes place
    D
    green `Cr_(2)(SO_(4))_(3)` is formed
  • MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 20-PAPER 1 (Physics & Chemistry)
    1. When SO(2) is passed through an acidified K(2)Kr(2)O(7) solution, the ...

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    2. For the reaction: 2H(2)(g) +O(2)(g) rarr 2H(2)O(g), DeltaH =- 571 kJ...

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    3. How many coulombs are required for the oxidation of 1 mol of H(2)O(2) ...

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    4. Rate of reaction can be expressed by following rate expression .Rate ...

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    5. which of the following is not the characteristic of ionic solids?

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    6. For H(3)PO(3) and H(3)PO(4) the correct choice is

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    7. In which of the following O-H bond ruptures easily ?

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    8. 4K(2) Cr(2) O(7) overset(heat)rarr 4K(2) CrO(4) + 3O(2) + X. In the ab...

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    9. The S(N^(1)) reactivity of the following halides will be in the order:...

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    10. The products formed in the following reaction C(6)H(5)-O-CH(3)+HI ov...

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    11. 10^(-3) M KCl solution will be isotonic with which of the following s...

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    12. The degree of hardness of water is usually expressed in terms of

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    13. Which of the following solutions has the highest equivalent conductanc...

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    14. Why do most chemical reaction rates increase rapidly as the temperatur...

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    15. In an ionic compound A^(+)X^(-), the radii of A^(+) and X^(-) ions ar ...

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    16. Choose the incorrect statement regarding the fact that halogens are co...

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    17. HNO(3)+P(4)O(10) to HPO(3) + X in the above reaction the product X i...

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    18. Larger number of oxidation states are exhibited by the actinoids then ...

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    19. Which of the following is aromatic ?

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    20. A and B in the following reaction sequence are

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