A.a、b、c、d
B.a、c、b、d
C.c、d、a、b
D.d、c、b、a
第4题
A.CH3F >CH3Cl> CH4> CH3I
B.CH3F >CH3Cl> CH3I> CH4
C.CH4> CH3I > CH3Cl > CH3F
D.CH3I > CH4> CH3Cl > CH3F
第6题
A.CH3Br >CH3Cl> CH4> CH3I
B.CH3F >CH3Cl> CH3I> CH4
C.CH4> CH3I > CH3Cl > CH3Br
D.CH3I > CH4> CH3Cl > CH3F
第7题
A.CH3Br >CH3Cl> CH4> CH3I
B.CH3I > CH4> CH3Cl > CH3F
C.CH3F >CH3Cl> CH3I> CH4
D.CH4> CH3I > CH3Cl > CH3Br
第8题
A.CH3Br >CH3Cl> CH4> CH3I
B.CH3F >CH3Cl> CH3I> CH4
C.CH4> CH3I > CH3Cl > CH3Br
D.CH3I > CH4> CH3Cl > CH3F
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