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What is quick lime ? How is it prepared ...

What is quick lime ? How is it prepared and give its important uses ?

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Calcium oxide (CaO) is known as quick lime.
preparation : It is prepared by heating limestone `(CaCO_(3))` in a rotary kiln at 1070-1270 K.
Uses `CaCO_(3)overset("Heat")hArr CaO+CO_(2)`
Uses
(i) Calcium oxide is used as a building material.
(ii) It is used as a flux in metallurgy.
(iii) It is used in the manufacture of dye stuffs.
(iv) It is used in drying gases and alcohol.
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