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20. Which of the following is a Lewis acid?(A) BCl3(B) CH4(C) NH3(D) CHCl3(E) None of the above are
問題詳情
20. Which of the following is a Lewis acid?
(A) BCl3
(B) CH4
(C) NH3
(D) CHCl3
(E) None of the above are Lewis acids.
參考答案
答案:A
難度:
計算中
-1
書單:
沒有書單,新增
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