1) C2H4+HCl --->C2H5Cl
2)C2H5Cl = KOH:С2H5OH=C2H4+KCl+H20; C2H4=C2H2+H2
3) 3C2H2--->C6H6
4)C6H6+CH3Cl---> C6H5CH3+HCl
5)3C6H5CH3+4KMnO4+2H2O=3C6H5COOH+4MnO2+4KOH
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1) C2H4+HCl --->C2H5Cl
2)C2H5Cl = KOH:С2H5OH=C2H4+KCl+H20; C2H4=C2H2+H2
3) 3C2H2--->C6H6
4)C6H6+CH3Cl---> C6H5CH3+HCl
5)3C6H5CH3+4KMnO4+2H2O=3C6H5COOH+4MnO2+4KOH