A student wants to study a decomposition reaction by taking ferrous sulphate crystals. Write two precautions he must observe while performing the experiment.

Precautions for the decomposition reaction of Ferrous sulphate crystals.

1. Gases are emitted from FeSO₄ on heating. The gases SO₂ and SO₃ are very harmful, so deep breath should not be taken when smelling the odour of the gases.
   
2. Test tube holders must be used while heating the test tube.

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Updated on: 10-Oct-2022

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