Question

Rohan’s chemistry teacher performed an experiment. He taught students practically the effect of heat on ferrous sulphate crystals in a boiling tube. The colour of the ferrous sulphate changed. The heating also liberated the gas having the smell of burning Sulphur.

a. What changes occur in the colour of ferrous sulphate?
b.. Which gas evolved during heating?
c.. What is the colour of the residue ?

Answer 1

Answer:

a.) colour changes,brown fumes of sulphur dioxide can be seen.

b.) sulphur dioxide and sulphur trioxide.

c.)brown(due to formation of ferrous oxide).