Question

Identify the gas released: i) Sodium sulphide reacting with dil acid 2 Active metal with dil acid 3Catalytic oxidation of ammonia 4Ammonium chloride acting with slaked lime 5 Buff yellow substance reacting with Nh3​

Answer 1

Answer:

(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.

Explanation:

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