試卷名稱:110年 - 110 國立臺北科技大學_碩士班招生考試_化學工程與生物科技系生化與生醫工程碩士班:普通化學#102067
年份:110年
科目:研究所、轉學考(插大)◆普通化學
23. Which of the following statements is true?
(A) a triple bond is composed of two a bonds and one x bond.
(B)σ bonds result from the head-to-head overlap of atomic orbitals.
(C) Free rotation may occur about a double bond.
(D) x bonds have electron density on the internuclear axis.
(E) the Lewis structure for C2H2 shows single bonds and one double bond.