On treating a compound with warm dil. , gas X is evolved which turns paper acidified with dil. to a green compound Y. X and Y respectively are:

Question

On treating a compound with warm dil. , gas X is evolved which turns  paper acidified with dil.  to a green compound Y. X and Y respectively are:

Canvas Classes · Accepted Answer

Gas X: A sulphite compound + dil.  →  gas (X)

Reaction with :

(orange) is reduced to  (green) as .

Y =  (green)

Answer: Option (2) — ,

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