Question

which is correct answer. only correct answer please.​

Answer 1

Answer:

so2&so3... form thermal decomposition

Answer 2

Answer:

On heating, ferrous sulphate crystals lose water and anhydrous ferrous sulphate FeSO4 is formed. So their colour changes from light green to white. On further heating, anhydrous ferrous sulphate decomposes to form ferric oxide (Fe203), sulphur di oxide (SO2) and sulphur trioxide(SO3)

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