2g of ferrous sulphate crystals are heated in a boiling tube. (i) State the colour of ferrous sulphate crystals both before heating and after heating. (ii) Name the gases produced during heating . (iii) Write the chemical equation for the reaction .

2g of ferrous sulphate crystals are heated in a boiling tube. (i) Sta

1.	2g of ferrous sulphate crystals are heated in a boiling tube. (i) State the colour of ferrous sulphate crystals both before heating and after heating. (ii) Name the gases produced during heating . (iii) Write the chemical equation for the reaction .
Answer» SOLUTION :(i) Before heating : Pale GREEN After heating : BROWN or reddish brown. (ii) `SO_(2) and SO_(3)` (iii) `2FeSO_(4)(S) overset("Heat") rarr Fe_(2)O_(3)(S)+SO_(2)(G)+SO_(3)(g)`