試題詳解

20. Rank the following compounds according to increasing solubility in water.

I: CH₃-CH₂-CH₂-CH₃, II: CH₃-CH₂-O-CH₂-CH₃, III: CH₃-CH₂-OH, IV: CH₃-OH
(A) I ＜ III ＜ IV ＜ II
(B) I ＜ II ＜ IV ＜ III
(C) III ＜ IV ＜ II ＜ I
(D) I ＜ II ＜ III ＜ IV
(E) none is correct