問題詳情
18. A chemist wishes to make an organic molecule less acidic. Which of the following functional groups should be added tothe molecule in order to do so?
(A) phosphate
(B) amino
(C) sulfonyl
(D) sulfhydryl
(E) carboxyl
參考答案
答案：B
難度：適中0.6
統計：A(1),B(3),C(0),D(0),E(0)