The ionization of potassium atom takes place in the valence shell 4S state .

钾原子的电离过程发生在 价 壳层，即4S态。

Valence shell orbital hybridization theory is exactly a synthetic theory that it has absorbed the advantages of these two theories .

价 层轨道杂化理论正是在综合了这两种理论的优点之后得到的。

An Improvement on the Application of Valence Shell Electron-pair Repulson Model

对应用 价 层电子对互斥模型的改进

In this dissertation using angle-resolved fast-electron-energy-loss spectrometer some superexcited states of NO and N2 as well as generalized oscillator strengths for the valence shell excitations of O2 and N2O were studied .

本论文用角分辨的快电子能量损失谱仪，研究了NO和N2分子超激发态以及O2和N2O分子 价 壳层跃迁的广义振子强度。

Through analysis on the structure of valence electron shell the atom radius the bonding orbital and other important parameters this paper discusses the irregularity in the second circle of nonmetal elements and the irregular courses .

摘要本文通过对第二周期 元素 价电子 层结构、原子半径、成键轨道及其重要参数的分析，讨论了第二周期非金属元素的不规则现象，并且分析了产生这些不规则性的原因。

A novel electronegativity χ CL for elements and orbitals based on average attracting energy of valence shell electrons in ground state free atoms

一种电负性新标度：基态自由原子 价 壳层电子平均吸引能

And this outermost shell is termed the valence shell .

这个最外层被称作价 电子 层。

Scale of Element Electronegativity by Intensive Electrostatic Potential of Atomic Nucleus and Quantity of Electricity of Atomic Valence Shell

原子核强度电势和原子 价 层电量对元素电负性的标度

Hypervalent molecules and ions are fascinating species since they appear to violate the traditional Lewis Langmuir theory of bonding by expanding the valence shell of a main group element .

超价分子和离子是一类奇特而迷人的物种，它们的出现对经典的 Lewis-Langmuir主族元素 价 层成键理论提出了挑战。

Theoretical Research of the Electron Momentum Distribution of the Valence Shell Orbitals for CH_3CN

CH3CN分子 价 壳层轨道电子动量分布的理论研究

If you want to understand whether compounds form or not look only at the valence shell .

如果你想理解化合物是否形成，而不仅仅只是看看 价 层。

The main objection of crystal field theory is that it can not explain spectrochemical order because it ignores the valence shell electronic structural character of the coordination atoms .

晶体场理论的主要缺点是忽略了配位原子的 价 层电子结构特征，因而不能解释光谱化学序列。

A New Formula for Calculating the Valence Shell Electron Pairs of Centre Atom in Molecular

一个计算分子中心原子 价 层电子对数的新公式

Step three in our Lewis structure rules is to figure out how many electrons we would need in order for every single atom in our molecule to have a full valence shell .

路易斯结构规则的第三步是，找出让分子中每个原子的 价 壳层，都排满应该需要多少个价电子。

The intrinsic ( sub ) shell structure and core ( valence ) shell structure of atoms from the first - to the fifth - row in the periodic table are evaluated .

依据该理论，对前五周期原子的内禀（亚）壳层结构、内实（ 价） 壳层结构进行了研究。

The reason is because we already have a full valence shell for our hydrogen it doesn 't want any more electrons .

原因是因为我们的氢，已经有一个排满的 价 壳层了，它不再需要多余的电子了。

Halogen atoms contain seven electrons in their valence shell and consequently are monovalent .

卤原子在它们的 价 电子 层含有七个电子，因此是一价的。

Valence Shell Orbital Hybridization Theory

试论 价 层轨道的杂化&兼论杂化轨道理论与 价 层 电子对 互斥理论的 统一

Through the ionization energy of the valence shell and the energy of the valence bond orbital the new scale of the electronegativity of 90 elements in the Periodic Table has been established by the effective nuclear ~ charge number method .

通过 价 层电离能、价键轨道能量用有效核电荷数法建立了周期表中90种元素的电负性新标度。

An element bonding parameter topological index HLA is proposed based on topological principle and valence shell electron structural character .

基于元素键参数拓扑指数原理以及 镧 系 元素 价 层电子结构特征构建了一种新的拓扑指数HLA。

Halogen atoms contain seven electrons in their valence shell .

卤原子在它们的 介 电子 层含有七个电子。

So we actually only need two electrons to fill up the valence shell of hydrogen remember that 's because all we need to fill up is the1 s.

我们其实只需要两个电子，就可以将氢的 价 壳层排满，要记得这是因为我们只需要排满，1，s，轨道。

The topological index of valence electron shell and calculation of physical and chemical properties of the lanthanide

价电子 层拓扑指数及其对镧系元素理化性质的预测