Question

what is the colour of Residue when crystals of light green iron sulphate are heated in a hard glass test tube

Answer 1

The ferrous sulphate crystals are light green in colour. The gas emitted has the characteristic odour of burning sulphur. On heating, the colour changes from light green to white. On further heating, the white substance changes to dark brown solid.

Answer 2

Answer:

Explanation:on heating the colour change from green to white