Осуществить цепочку превращений a)CH4-->CH3-CH3-->CH3-CH2-OH-->CH3-CH3 b)CH3-CH2-OH-->CH2=CH2-->CH3-CH3-CH3-CH2Cl-->CH3-C(H)=O

Пункт a) CH4 + 3 Cl2 = CHCl3 + 3 HCl2 Cu3Cl + 2Na = C2H6 + 2 NaClC2H6 + H2O = C2H5OH + H2C2H3OH + HJ = C2H5J + H2OC2H5J + HJ = J2 + J2 + C2H6Пункт b) CH3-CH2-OH->( Конечный продукт H2SO4 )CH2=CH2+H2OCH2=CH2+H2->( под действие температуры ) CH3-CH3CH3-CH3+CL2->CH3-CH2CL+HCLCH3-CH2-CL+NaOH->CH3CH2OH+NaCLCH3CH2OH+CuO->CH3C =O - Н + Cu + H2OПункт c) CH3-CH2-OH = CH2=CH2 + H2O CH2=CH2 + H2 = CH3-CH3 CH3-CH3 + Cl2 = CH3-CH2-Cl + HCl CH3-CH2-Cl + NaOH = CH3CH2OH + NaCl CH3CH2OH + CuO = CH3CHO + Cu + H2OПункт d) CaCO3 = CaO + CO2CaO + 3C = CaC2 + COCaC2 + 2H2O = C2H2 + Ca(OH)2C2H2 + H2 = C2H4C2H4 + H2O = C2H5OH С2Н5ОН = C2H4 + H2O