So why don 't you tell me what the valence bond description would be of these carbon hydrogen bonds ?

你们来告诉我，碳氢 键 的 价， 电子是怎样的？

The valence bond structure crystal structure and symmetry of C 60 the crystal structure of carbon atom cluster and the relation between Bucky Tube and Bucky Ball are discussed .

阐述了C60的 价 键结构、晶体结构和对称性，C60碳原子团簇固体的晶体结构以及布基管与布基球的关系。

So the idea behind valence bond theory is very easy to understand .

价 电子 成 键理论，非常容易理解。

Unitarity of valence bond theory and crystal field theory

试论 价 键理论和晶体场理论的统一性

Valence Bond Approach to the Ground and Electronic Excited States of

H 3~+ 体系基态和电子激发态的 价 键方法研究

The bonding parameter and charge deviation of Fcc base ordered Al Li intermetallic compounds have been calculated by using metal valence bond theory .

用余氏金属 价 键理论计算了Fcc基有序Al－Li金属间化合物的键参量和原子间成键的电荷偏移量。

So we can think about now how do we describe this bond in valence bond theory .

我们现在可以考虑，怎么在 价 电子 成 键理论中描述这个键。

Valence-bond theory was formed on the basis of the classical ideas of valence bond .

价 键（VB）理论在经典的共价 键理论基础上产生。

In valence bond theory the focus is on discussing the bonds but it should look very familiar to you because there 's two types of bonds that we want to discuss here .

在 价 电子 成 键理论中，所关注的是讨论成键，但这对于你们来说应该很熟悉，因为这是我们要讨论的两种键。

A Valence Bond Study of the Aromaticity of Boron Clusters and Cyclopropane

硼团簇与环丙烷芳香性的 价 键理论方法研究

It has been pointed out that Pauling 's valence bond theory of metals has been developed to a quantitative and accurate level due to the establishment of a new potential function with many atom interactions and advance of principles of construction for atomic states in solids .

由于固体中多原子相互作用势能函数的建立和原子状态构造原则的提出，Pauling的金属 价 键理论已发展到一个定量的精确化的水平。

Configuration Interaction in Valence Bond Theory

价 键理论中的组态相互作用

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 unsaturated fatty acid whose carbon chain has more than one double or triple valence bond per molecule ; found chiefly in fish and corn and soybean oil and safflower oil .

碳链的分子均有多个二 价或 三价 键的不饱和脂肪酸，主要存在于鱼、谷物、大豆油和红花油中。

Based on the valence bond theory a general molecular formula for organic com - pounds is derived .

本文根据 价 键理论导出了一个有机化合物的分子总通式。

And to do this we 're going to introduce valence bond theory and the idea of hybridization of orbitals .

在这之前我们要引入 价 电子 成 键理论，和杂化轨道的概念。

So using our simple valence bond theory what we would expect is that we want to pair up any unpaired electrons in methane with unpaired electrons from hydrogen and form bonds .

利用简单的 价 电子 成 键理论，我们预计，要把所有甲烷中没有配对的电子，和氢原子中没有配对的电子配对来形成键。

The sequence and the mode in which the proton bundles impact the kerogen cracking in terms of valence bond theory of quantum mechanics are explained ;

根据量子力学的 价 键理论解释了质子酸束在碰撞干酪根裂解过程中的顺序和方式；

So let 's think about methane using valence bond theory .

让我们用 价 电子 成 键理论来看一看甲烷。

Quantitative valence bond studies of the isoelectronic series xo_3 ~ - and bf_3 .

等电子系列xo3~-及bf3的定量 价 键阐述。

In the valence bond treatment explicit recourse is made to classical localize bond structure .

价 键法明显依赖经典的定域结构。

Valence Bond Structure Function and Bonded Function ⅱ . Application to Water Molecule

价 键结构函数与键函数&Ⅱ.水分子的计算和分析

According to hydrogen atomic structure this article states the character of making bond and valence bond of hydrogen atom so that it makes us to know this variety of matters and the complicacy of material structure .

本文从氢原子结构出发，论述了氢原子的成键特征和 化学 键特征，从而进一步认识物质的多样性和物质结构的复杂性。

A work recognized as definitive in its field . In the valence bond treatment explicit recourse is made to classical localized bond structure .

经典著作在某领域内最有权威的著作 价 键法明显依赖经典的定域结构。

The valence bond structures of and characteristic crystal sequences with bcc structure in Ta-W Nb-Mo and Ta-Mo system are obtained .

获得了bcc结构Ta-W，Nb-Mo和Ta-Mo合金中的特征晶体序列的 价 键结构。

All right so that 's really all there is to thinking about valence bond theory in terms of the most simple explanation here .

好了，这就是， 价 电子 轨道理论的，最简单的解释。

In the preceding section we discussed the valence bond ( vb ) or electron-pair theory of bonding .

在前面一节，我讨论了 价 键法&电子配对理论。

In the present paper a brief review is given to some important approaches of modern valence bond theory .

概述现代 价 键理论的几个主要方法，以及它们的特点和发展现状。

A new algorithm for inactive orbital optimization in valence bond theory

价 键方法中的非活性轨道优化新算法

A practical valence bond method called VB-MP2 is presented .

提出了一种经济实用的 价 键计算方法VB-MP2方法。