Question

1. Mention the type of reactions in the following cases:
(a) Action of water on quick lime.
(b) Action of heat on ferrous sulphate crystals.
(c) Iron nail kept in copper sulphate solution.
(d) Reaction of aqueous sodium sulphate with aqueous barium chloride.​

Answer 1

Answer:

1. Exothermic reaction.

2. Endothermic or Decomposition reaction.

3. Displacement reaction.

4. Double Decomposition or Precipitation reaction.

Explanation:

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Answer 2

Answer: This may help you

Explanation:

Action of water on quick lime.

=> Combination reaction.

Action of heat on ferrous sulphate crystals.

=> Decomposition reaction.

Iron nail kept in copper sulphate solution.

=> Displacement reaction.

Reaction of aqueous sodium sulphate with aqueous barium chloride.

=> Double Displacement reaction.