题目内容

下列原子轨道各有一个自旋方向相反的未成对电子,则沿x轴方向可形成键的是()

A. 2pz-2px
B. 2px-2px
C. 2px-2py
D. 3dxy-3dxz

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形成 HCl 分子时原子轨道重叠是()

A. s - s 重叠
B. py- py(或 pz-pz)重叠
C. s- px 重叠
D. px- px 重叠

离子键的特征是没有饱和性和方向性。( )

A. 对
B. 错

s原子轨道和p原子轨道只能形成σ键。( )

A. 对
B. 错

He told me that by the end of this month ______ in this company for 10 years.

A. will have been working
B. would have been working
C. will work
D. would work

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