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Which of the following statements is cor...

Which of the following statements is correct when `SO_(2)` is passed through acidified `K_(2)Cr_(2)O_(7)` solution -

A

green `Cr_(2)(SO_(4))_(3)` is formed

B

the solution turns blue

C

the solution turns blue

D

`SO_(2)` is reduced

Text Solution

Verified by Experts

The correct Answer is:
A
`K_(2)Cr_(2)O_(7)+H_(2)SO_(4)+3SO_(2)rarr K_(2)SO_(4)+underset("green")(Cr_(2)(SO_(4))_(3))+H_(2)O`
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