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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

0 to `+2`

B

`+4` to `+6`

C

`-1` to `+2`

D

0 to `-1`

Text Solution

Verified by Experts

The correct Answer is:
B
`K_(2)Cr_(2)O_(7)+H_(2)SO_(4)+3 overset(+4)(SO_(2)) overset("oxidation")to K_(2)overset(+6)(SO_(4))+Cr_(2)(SO_(4))_(3)+H_(2)O`
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 16-Paper -1 (Physics & Chemistry)
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  4. Which of the following has an optical isomer? (en=ethylenediamine) ?

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  7. The compound which on rection with aqueous nirous acid at low temperat...

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  17. Which of the following reactions is known as Balz-Schiemann reaction?

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