CH3-CH3+Cl2-> CH3-CH2-Cl+HCl(hv)
CH3-CH2-Cl+2Na+Cl-CH2-CH3 -> CH3-CH2-CH2-CH3+2NaCl
2C4H10+13O2=8CO2+10H2O
CO2+Ca(OH)2=CaCO3+H2O
CH3-CH3+Cl2-> CH3-CH2-Cl+HCl(hv)
CH3-CH2-Cl+2Na+Cl-CH2-CH3 -> CH3-CH2-CH2-CH3+2NaCl
2C4H10+13O2=8CO2+10H2O
CO2+Ca(OH)2=CaCO3+H2O