1.

A gas 'X' is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives a white precipitate. The saturated aqueous solution also dissolves magnesium ribbon with evolution of a colourless gas 'Y'. Identify 'X' and 'Y':

Answer»

`X = CO_(2), Y = CI_(2)`
`X = Cl,_(2), Y = CO_(2)`
`X = Cl_(2), Y = H_(2)`
`X = H_(2), Y = CI_(2)`

Answer :C


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