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During the reaction of some metals with dilute hydrochloric acid, following observations are made. The temperature of the reaction mixture rises when aluminium (Al)

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Question

During the reaction of some metals with dilute hydrochloric acid, following observations are made.

The temperature of the reaction mixture rises when aluminium (Al) is added.

Explain this observation giving suitable reason.

One Word/Term Answer
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Solution

The reaction of aluminium (Al) with dilute HCl is of exothermic nature. Therefore the temperature rises.

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Chapter 1: Chemical Reactions and Equations - Exemplar [Page 6]

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NCERT Exemplar Science Exemplar Class 10
Chapter 1 Chemical Reactions and Equations
Exemplar | Q 31. (b) | Page 6
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