27. Which of the following molecules has a planer structure?
(A) H3O+
(B) CH4
(C) XeF4
(D) NF3
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統計: 尚無統計資料
統計: 尚無統計資料
27. Which of the following molecules has a planer structure?
(A) H3O+
(B) CH4
(C) XeF4
(D) NF3