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Introduction to Sulphuric Acid

Setting of ce...

Question

Setting of cement is an example of:

A

Exothermic reaction

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B

Precipitation reaction

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C

Endothermic reaction

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D

Physical change

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Solution

The correct option is A
Exothermic reaction

A large amount of heat is evolved during the setting of cement.

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Q. Fill in the blanks to say whether the following changes are 'reversible' or irreversible':
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2. Setting of cement is an example of a ............................... change.
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4. Cooking of food represents ............................... change.
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Q. A quick-setting cement has an initial setting time of about

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