A solution of substance 'x' is used for white washing ..Name the substance 'x' and write its formula ..Express the reaction of 'x' with water in the form of balanced chemical equation
gdfvirx:
cao used for white washing known as quick lime means calcium oxide. when cao reacts with water it forms slaked lime ca(oh)2 but when we washed it out on the wall it reacts with co2 of air and forms caco3 which looks a little bit yellowish!
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' X ' = CaO ( Calcium oxide or quick lime )
= CaO
:
CaO + H2O ---> Ca(OH)2
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