(1)制取漂白粉
CaCO3CaO+CO2↑
2NaCl+2H2OH2↑+Cl2↑+2NaOH
CaO+H2O====Ca(OH)2
2Ca(OH)2(石灰乳)+2Cl2====Ca(ClO)2+CaCl2+2H2O
(2)制聚氯乙烯
应用(1)制得的CaO、H2和Cl2
CaO+3CCaC2+CO↑
H2+Cl22HCl
CaC2+2H2OHC≡CH↑+Ca(OH)2
HC≡CH+HClCH2==CHCl
(3)制取乙酸乙酯
应用(2)制得的HC≡CH和HCl
HC≡CH+H2OCH3CHO
CH3CHO+H2CH3CH2OH
2CH3CHO+O22CH3COOH
CH3COOH+CH3CH2OHCH3COOCH2CH3+H2O