問題詳情
24. Which of the following statements best describes BF3 and NF3? (Nole: Geometry refers tothe electron pair arrangement, and shape refers to the atom arrangement.)
(A)they have variable geometries and shapes due to their potential resonance structures.
(B)they have the same geome etry and different shapes.
(C)they have the same geometry and the same shape.
(D)they have different geometries and different shapes.
(E)they have different geometries and the same shape.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增