Science, asked by kaverikumari10a, 5 months ago

. Initial light green colour changes to reddish brown colour

. Colourless gas is evolved

Answers

Answered by Reema5790

Explanation:

(i) Sulphur-di-oxide gas is evolved. Colourless, gas with smell of burning sulphur. It turns acidified potassium dichromate orange to green.

(i) Sulphur-di-oxide gas is evolved. Colourless, gas with smell of burning sulphur. It turns acidified potassium dichromate orange to green.(ii) Hydrogen sulphide gas is evolved. Colourless gas with smell of rotten eggs. It turns lead acetate paper black.

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