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- valence electron pair 价电子对
- Elements 3 is a nonmetal with one valence electron. 元素3是带-1价的非金属元素。
- The outer ring contains the valence electrons. 排在外层的有价电子。
- Valence State Electron Pair Repulsion 价态电子对推斥
- valence shell electron pair repulsion theory 价层电子对互斥理论
- The number of electron pairs an atom can share with other atoms. 共用电子对数,共价一个原子与其他原子共用的电子的对数
- The magnetic fields of the valence electrons do not cancel. 价电子的磁性没有抵消。
- Hole - Similar to a positive charge, this is caused by the absence of a valence electron. 空穴-和正电荷类似,是由缺少价电子引起的。
- In this paper, the topological index mG of average attracting energy of valence electron was proposed. 构建了价电子平均吸引能拓扑指数mG。
- The doublet nature of this and other lines in the Na spectrum indicates a doubling of the expected number of states available to the valence electron. 钠光谱中的这条线以及其它线的双重性指出预期价电子可用的状态数是双重的。
- This paper analyzes shell electron pair repulsion theory, valence-bond theory and molecular orbital theory on molecular structure of noble gas compounds. 对稀有气体化合物的分子结构分别用“价层电子对互斥理论”、价键理论”和“分子轨道理论”进行了分析处理。
- Blocks: four areas of the periodic table, each having similar valence electron configurations. 如果元素所在的周期号和族号为已知;你应该能够迅速写出原子的价电子组态.
- A set of eight valence electrons in an atom or ion, forming a stable configuration. 八重态在一个原子或离子中,形成稳定组态的一组八个化合价电子
- An axial electron pair meets at right angles with 3 neighboring pairs. 轴向电子对与三个相邻的电子对相交成直角。
- Two shared valence electrons forming a bond between adjacent nuclei. 形成电子核子之间的键的两个共享原子价电子。
- On the basis of the principle, the OET (orbital-energy topological index) was proposed by revising the valence electron distance matrix with the orbital energy. 根据该原理,利用价电子轨道能量对价电子距离矩阵进行修正。
- An electron pair. 电子偶电子对
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- By calculating the number of va-lence electron shell,we can gain the geometry array of the electronic pair,and then judge the molecular structures. 计算出价层电子对数,得到电子对的几何排布,从而判断出分子的几何构型。
- Transition element Any chemical element with valence electrons in two shells instead of only one. 过渡元素及其化合物:价电子处在两个壳层而不是一个壳层里的任何化学元素。