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Roasting of sulphides gives the gas X as...

Roasting of sulphides gives the gas X as a by product. This is a colourless gas with choking smell of burnt sulphur and causes great damage to repiratory organs as a result of acid rain. Its aqueous solution is acidic, acts as reducing agent and its acid has never been isolated. The gas X is :-

A

`H_(2)S`

B

`SO_(2)`

C

`CO_(2)`

D

`SO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B

Roasting process carried out in reverberatory furnace. It is used for sulphide ore's to convert in metal oxide.
`MS+O_(2)+overset(Delta)toMO+underset("Colourless gas")(SO_(2))`
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