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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 decolourized

C

reduction of `SO_(2)` takes place

D

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

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The correct Answer is:
B, C, D
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