題目列表(包括答案和解析)
A.乙烯水化法:CH2=CH2+H2OCH3CH2OH
B.乙醛還原法:CH3CHO+H2CH3CH2OH
C.鹵代烴水解法:CH3CH2Br+H2OCH3CH2OH+HBr
D.酯類水解法:CH3COOC2H5+H2OCH3COOH+C2H5OH
下列反應(yīng)制取乙醇,原子經(jīng)濟(jì)性最差的是( )
A.乙烯水化法:CH2=CH2+H2OCH3CH2OH
B.乙醛還原法:CH3CHO+H2CH3CH2OH
C.鹵代烴水解法:CH3CH2Br+H2OCH3CH2OH+HBr
D.酯類水解法:CH3COOC2H5+H2OCH3COOH+C2H5OH
A.乙烯水化法:CH2=CH2+H2O
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B.乙醛還原法:CH3CHO+H2
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C.鹵代烴水解法:CH3CH2Br+H2O→CH3CH2OH+HBr | ||||
D.酯類水解法:CH3COOC2H5十H2O
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