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(a) How will you prepare Ca(OH)2 and CaCO3 from quicklime.(b) Give any two uses of quick lime. |
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Answer» (a) By adding water to quick lime we can prepare Ca(OH)2 . This process is called slaking. CaO + H2O → Ca(OH)2 When CO2 is passed through lime water we can prepare CaCO3 . Ca(OH) + CO → CaCO + H O (b) 1. As an important primary material for manufacturing cement. 2. In the manufacture of Na2CO3 from NaOH. |
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