Question

Addition of water to quick lime to form new compound is an example of which type of reaction?

CBSE Class X Science SA 1 ( 2 marks)

Answer 1

WHEN QUICK LIME REACTS WITH WATER IT FORM CALCIUM HYDROXIDE AND A LARGE AMOUNT OF HEAT IS RELEASED.

Ca0 + H2o------->Ca(OH)2+ Heat

it is an exothermic reaction

Answer 2

" Exothermic reactions "

Addition of quick lime with water forms a new compund slaked lime along with large heat is released.

CaO (s) + H2O (l) --> Ca(OH)2 (aq) + Heat