1)C+2H2=CH42)CH4+Cl2=CH3Cl+HCl3)2CH3Cl+2Na=C2H6+2NaCl4)C2H6+Br2=C2H5Br+HBr5)2C2H5Br+2K=C4H10+2KBr6)C4H10=C3H6+CH47)C3H6+H2=C3H88)C3H8+Br2=C3H7Br+HBr9)C3H7Br+H2O=C3H7OH+HBr10)C3H7OH+CuO=C2H5COH+Cu+H2O11)C2H5COH+Ag2O=C2H5COOH+2Ag12)C2H5COOH+CH3OH=C2H5COOCH3+H2O