Question

List any two observations when Ferrous Sulphate is heated in a dry test tube?

OR

Identify the products formed when 1 mL of dil. Hydrochloric acid is added to

1g of Sodium metal?

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Answer 1

Answer:

(a) Following two observations are observed when crystals of ferrous sulphate are heated:

(1) Change in state and color takes place.

(2) A gas is evolved during this process. Since, the compound (ferrous sulphate) decomposes into two or more substances therefore, it is a decomposition reaction.

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Answer 2

Answer:

(1) Change in state and color takes place. (2) A gas is evolved during this process. Since, the compound (ferrous sulphate) decomposes into two or more substances therefore, it is a decomposition reaction.