题目列表(包括答案和解析)
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A.乙烯水化法:CH2=CH2+H2O→CH3CH2OH
B.乙醛还原法:CH3CHO+H2→CH3CH2OH
C.卤代烃水解法:CH3CH2Br+H2O→CH3CH2OH+HBr
D.酯类水解法:CH3COOC2H5+H2O→CH3COOH+C2H5OH
下列反应制取乙醇,原子经济性最差的是( )
A.乙烯水化法:CH2=CH2+H2O
CH3CH2OH
B.乙醛还原法:CH3CHO+H2
CH3CH2OH
C.卤代烃水解法:CH3CH2Br+H2O
CH3CH2OH+HBr
D.酯类水解法:CH3COOC2H5+H2O
CH3COOH+C2H5OH
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