写出下列各物质相互转化的化学方程式.①CH2=CH2+H2O 催化剂 CH3CH2OHCH2=CH2+H2O 催化剂 CH3CH2OH②CH3CH2OH 浓硫酸170℃CH2=CH2↑+H2OCH3CH2OH 浓硫酸170℃CH2=CH2↑+H2O③C2H5Cl+NaOH 加热C2H5OH+NaClC2H5Cl+NaOH 加热C2H5OH+NaCl④C2H5OH+HCl→C2H5Cl+H2OC2H5OH+HCl→C2H5Cl+H2O⑤C2H5OH+CH3COOH浓硫酸△CH3COOC2H5+H2OC2H5OH+CH3COOH浓硫酸△CH3COOC2H5+H2O⑥2C2H5OH+O2铜△2CH3CHO+2H2O2C2H5OH+O2铜△2CH3CHO+2H2O.
催化剂 |
催化剂 |
浓硫酸 |
170℃ |
浓硫酸 |
170℃ |
加热 |
加热 |
浓硫酸 |
△ |
浓硫酸 |
△ |
铜 |
△ |
铜 |
△ |