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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

`+3 to +6`

B

`+6 to +3`

C

`+4 to +3`

D

`+6 to -3`

Text Solution

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The correct Answer is:
B
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TARGET PUBLICATION-p-BLOCK ELEMENTS-CRITICAL THINKING
  1. Which statement is INCORRECT among the following ?

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  2. Rhombic sulphur consists of

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

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  4. When conc. H2SO4 comes in contact with sugar it becomes black due to

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  5. Which of the following is NOT formed when HBr reacts with H(2)SO(4) ?

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  6. Which of the following gas is evolved when crystals of K(4)[Fe(CN)(6)]...

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  7. The oxidation state of S in dithionic acid is/are .

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  8. In which of the following the repulsion between the nonbonding pairs ...

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  9. In OF2, the number of bond pairs and lone pairs of electrons are respe...

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  10. Which of the following is NOT a mineral of chlorine ?

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  11. Chlorine can remove hydrogen from hydrocarbons. This is due to its.

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  12. Treatment of CS(2) with excess of Cl(2) gives

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  13. In interhalogen compounds of XX'(n) type (where n= 1,3,5,7) ,.

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  14. The formula of some fluorides are given below. Which of then will comb...

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  15. Which of the following is used to isolate plutonium from used nuclear ...

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  16. CIF(3) and BrF(3) are used in the enrichment of .

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  17. Which one of the following halogens forms only one oxo acid ?

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  18. Among the following statements, which os INCORRECT ?

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  19. Longest lived isotope of radon , have life of .

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  20. For noble gases, the ratio of specific heat at constant pressure (C(P)...

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