Question

4 g ferrous sulphate crystals are heated in a dry boiling tube.

(i) List any two observations.

(ii) Name the type of chemical reaction taking place.

(iii) Write balanced chemical equation for the reaction and name the products

formed.​

Answer 1

Answer:

(1) Two observations are : (a) Change in state and colour. (b) Evolution of gas.

(ii) Decomposition reaction.

(iii) 2FeSO4(s) +Heat → Fe2O3(s) + SO2(g) + SO3