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試卷名稱：111年 - 111 學士後醫學系招生考試：物理及化學#107629
年份：111年
科目：學士後◆化學
30. I. The hybridization of boron in BF3 is sp3.
II.The molecule of 
is polar.
III. The bond order of N2 molecule is two.
IV. The molecule of HCN has one pi bond and two sigma bonds.
Which is true?
(A) All four statements are correct.
(B) II is incorrect.
(C) I and IV are incorrect.
(D) II and III are incorrect.
(E) All four statements are incorrect.
