2 g ferrous sulphate crystals are heated in a dry boiling tube. (i) List any two observations.
2 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 the chemical equation of the reaction.
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(i) Before heating, it is pale green.
After heating, it is brown or reddish brown.
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(g)
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