Цепочки превращений. , сас2➡️с2н2➡️с2н4➡️с2н6➡️с2н5сl ch4➡️ch3cl➡️c2h6➡️с2н4➡️сн2сl2 c2h2➡️c6h6➡️c6h12➡️c6h14➡️c3h8 с➡️сн4➡️с2н2➡️с2н6➡️с2н5cl➡️c4н10➡️со2

1)CaC2+2H2O->Ca(OH)2+C2H2 C2H2+H2->C2H4 C2H4+H2->C2H6 C2H6+Cl2->C2H5Cl+HCl 2)CH4+Cl2->CH3Cl+HCl 2CH3Cl+2Na->C2H6+2NaCl C2H6->C2H4+H2 4)C+2H2->CH4 2CH4->C2H2+3H2 C2H2+2H2(2 моль)->C2H6 C2H6+Cl2->C2H5Cl+HCl 2C2H5Cl+2Na->C4H10+2NaCl 2C4H10+14O2-> 8CO2+10H2O