C-CH4-CH3Cl-C2H6-C2H5Br-C4H10-C3H6-C3H8-C3H7Br-C3H7OH-C2H5COH-C2H5COOH-C2H5COOCH3

1)C+2H2=CH4 2)CH4+Cl2=CH3Cl+HCl 3)2CH3Cl+2Na= C2H6+2NaCl 4)C2H6+Br2=C2H5Br+HBr 5)2C2H5Br+2K= C4H10+2KBr 6)C4H10=C3H6+CH4 7)C3H6+H2=C3H8 8)C3H8+Br2=C3H7Br+HBr 9)C3H7Br+H2O= C3H7OH+HBr 10)C3H7OH+CuO= C2H5COH+Cu+H2O 11)C2H5COH+Ag2O= C2H5COOH+2Ag 12)C2H5COOH+CH3OH= C2H5COOCH3+H2O