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Question
Assertion (A): Reaction of Quicklime with water is an exothermic reaction.
Reason (R): Quicklime reacts vigorously with water releasing a large amount of heat.
Options
Both (A) and (R) are true and (R) is the correct explanation of (A).
Both (A) and (R) are true but (R) is not the correct explanation of (A).
(A) is true, but (R) is false.
(A) is false, but (R) is true.
Solution
Both (A) and (R) are true and (R) is the correct explanation of (A).
Explanation:
Slaked lime is produced with the evolution of a great deal of heat when quicklime (calcium oxide) is treated with water. This reaction is therefore exothermic in nature.
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