Question

You are provided with a mixture of iron filling and sulphur.answer the following questions.(a). Which technique can be used to Sep date the components of mixture ? (B) name the gas which is produced when the mixture is treated with dilute sulphuric acid at room temperature ? (C) write two properties of gas enolved in part (b).

Answer 1

(a) magnet to seperate iron filling(b) Sulphur dioxide (c) gas is blue in colourand it is highly suffocating and irritable gas