Question

Q1 write the chemical reaction 1 lime stone is heated

Answer 1

$\texttt{Rection:}$

CaCO3 ----> CaO + CO2

Answer 2

CaCO³ -----> CaO+CO²

CaCO³ = Calcium Carbonate /limestone

CaO= Calcium oxide

CO² = Carbon dioxide

Uses of the following Compounds:-

CO²=

Carbon dioxide gas is responsible for the cause of global warming.

CaCO³ =

Calcium carbonate is used for making marbles.

CaO =

it is used in the preparation of slaked lime, and then slaked lime is prepared in calcium carbonate.

Reaction =

CaO + H²O ---> Ca(OH)²

Ca(OH)² + CO² ----> CaCO³

here is your answer. ...