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3. 2 g of ferrous sulphate crystals were heated in a hard glass test tube and observations recorded.
a) What type of odour is observed on heating ferrous sulphate crystals?
b) Name the products obtained on heating ferrous sulphate crystals.
c) What type of reaction is taking place?
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Answer:FeSO4-----Fe2O3+SO2+SO3
color of feso4== green
Color of fe2o3== brown
Decomposition reaction is there
Products are. Ferric oxie , sulphir dioxide,sulphir trioxide they both are posionous gases
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Answer:
a)As of burning sulphur.
b)Ferric oxide, sulphur dioxide, sulphur trioxide.
c)Decomposition reaction.
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