7. The pKa of the most acidic hydrogen in 1,3-diketone is about
(A) 5
(B) 9
(C) 14
(D) 19
(E) 21
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統計: 尚無統計資料
統計: 尚無統計資料
7. The pKa of the most acidic hydrogen in 1,3-diketone is about
(A) 5
(B) 9
(C) 14
(D) 19
(E) 21