Question

Write the reaction to explain the formation of slaked lime from a metal oxide

Answer 1

Answer:

The reaction will be-

CaO + H2O = Ca(OH)2 + heat

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Answer 2

Answer

The formation of slaked lime (calcium hydroxide, Ca(OH)2) when water is added to lime (CaO) is exothermic. CaO(s) + H2O (l) → Ca(OH)2(s) .

Explain:-

This reaction occurs when water is added to dry portland cement to make concrete, and heat evolution of energy as heat is evident because the mixture becomes warm.

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