Question

list any two observations when ferrous sulphate is heated in a dry tubes?​

Answer 1

The ferrous sulphate crystals are light green in colour. The gas emitted has the characteristic odour of burning sulphur. On heating, the colour changes from light green to white.

Answer 2

• Colour changes from light green to reddish brown.
• Ferrous sulphate decomposes to form ferric oxide ,(Fe2O3) sulphur dioxide ( SO2), and sulphur trioxide (SO3) .

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