Question

A student was given mixture of iron filling and sulphur on heating the mixture . Observe the following:

(a) What was the colour of compound.

(b) Write magnetic effect on the mixture.

(c) Write the reaction between carbon disulphite and mixture.

(d) On adding dilute sulphuric acid or dilute, hydrochoric acid what will happen?

Name the gas obtained and write two properties.

Answer 1

(a) When mixture of iron filling and sulphur is reated iron sulphide is obtained which is ***** in colour.

(b) Iron does not get attracted to a magnet from a mixture of reated iron fillings and sulphur powder.

(c) No reaction on carbon disulphide and mixture.

(d) On adding dilute hydrochoride acid. The gas obtained is hydrogen sulphide (H2S).

(i) It is colourless gas.

(ii) It smells like rotten eggs.