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[X] + H(2)SO(4) rarr [Y], a colourless g...

`[X] + H_(2)SO_(4) rarr [Y]`, a colourless gas with irritating smell and
`[Y ] + K_(2) Cr_(2)O_(7) +H_(2)SO_(4) rarr` Green solution [X] and[Y ] are, respectively -

A

`SO_(3)^(2-), SO_(2)`

B

`Cl^(-), HCl`

C

`S^(2-), H_(2)S`

D

`CO_(3)^(2-), CO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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