Question

Tell this pleaseplease ​

Answer 1

CaO+H20-->Ca(OH) 2+heat

it is combination reaction

it gives shiny coating for walls

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Answer 2

Hello dear...
Here is your answer....

a) CaO + H$<SUB></SUB>$O --->Ca(OH)$<SUB>2</SUB>$

b) It is combination reaction as well as exothermic reaction .

c) It is used for white washing walls to give them finishing.
The reaction results in Calcium hydroxide as it's product , which is also known as slaked lime.When slaked lime is applied on the walls, it slowly reacts with the atmospheric carbon dioxide to form Calcium carbonate, which gives a finishing look to the walls after some days of white washing.

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