isoelectronic

简明释义

英[ˌaɪsəʊɪlekˈtrɒnɪk]美[ˌaɪsoʊɪlekˈtrɑːnɪk]

adj. [物] 等电子的

英英释义

单词用法

同义词

反义词

例句

1.So, let's do a clicker question on isoelectronic atoms.

那么，让我们来做一个关于等电子原子的选择题吧。

2.So, selenium 2 minus is what's going to be isoelectronic, because if you add two electrons to selenium, you'll get the same electron configuration that you have for krypton here.

负二价的硒离子将是等电子的，因为如果你给硒原子加上两个电子，你会得到,和氪原子相同的电子排布。

3.This includes atomic radius and the idea of isoelectronic atoms.

包括原子半径，以及等电子原子的概念。

4.These are all isoelectronic, they all have the same electron configuration. And we can also think about going back to atomic size for a second.

这些都是等电子的，它们都有相同的电子排布，而，我们还可以再回想一下原子尺寸的概念。

5.These are all isoelectronic, they all have the same electron configuration. And we can also think about going back to atomic size for a second.

这些都是等电子的，它们都有相同的电子排布，而,我们还可以再回想一下原子尺寸的概念。

6.So, we can say that -- if we have neon here and we want to think about what's isoelectronic, -- f minus would be isoelectronic. We also have oxygen -- what would the charge on oxygen be?

那么，我们可以说--如果我们这里有氖原子,而我们想知道与它等电子的是什么，负一价的氟离子就是与它等电子的，我们还有氧-,氧应该是几价的？

7.Magnesium 2 plus, it is also isoelectronic with neon.

镁二正离子，同样也与氖等电子。

8.Then also, nitrogen, 3 minus -- these are all going to be isoelectronic with neon.

然后还有，氮，负三价-,这些都是与氖原子等电子的。

9.In chemistry, isoelectronic species often exhibit similar chemical properties due to their identical electronic structure.

在化学中，同电子物种通常由于其相同的电子结构而表现出相似的化学性质。

10.The noble gases are isoelectronic with certain ions, making them stable and unreactive.

惰性气体与某些离子是同电子的，这使得它们稳定且不反应。

11.O2- and F- are isoelectronic with Ne, sharing the same number of electrons.

O2-和F-与Ne是同电子的，拥有相同数量的电子。

12.When comparing isoelectronic ions, one can predict trends in ionic radii and ionization energies.

在比较同电子离子时，可以预测离子半径和电离能的趋势。

13.The ions Na+ and Mg2+ are considered isoelectronic because they both have the same electron configuration.

离子Na+和Mg2+被认为是同电子的，因为它们具有相同的电子排布。

作文

In the fascinating world of chemistry, the concept of isoelectronic plays a significant role in understanding the behavior of atoms and molecules. The term isoelectronic refers to species that have the same number of electrons, which leads to similar electronic configurations. This similarity can be found among ions, atoms, and molecules, making it an essential concept for chemists and students alike. For instance, consider the noble gases, such as neon (Ne) and argon (Ar). Both of these elements are isoelectronic with the sodium ion (Na+) because they all possess ten electrons. This characteristic not only influences their chemical reactivity but also their physical properties.Understanding isoelectronic species helps chemists predict how different elements will interact with one another. When two atoms or ions are isoelectronic, they tend to exhibit similar chemical behaviors. This is particularly useful when studying ionic compounds, where the formation of cations and anions can lead to various combinations of isoelectronic species. For example, the oxide ion (O^2-) is isoelectronic with neon. Knowing this allows chemists to infer that the oxide ion will have similar properties to neon, despite being a charged species.Moreover, the concept of isoelectronic is not limited to just simple ions or atoms. It extends to larger molecules as well. For instance, consider the comparison between carbon dioxide (CO2) and sulfur dioxide (SO2). While they are not isoelectronic themselves, the presence of the isoelectronic species can be observed when comparing CO2 with other molecular structures that share the same number of total electrons. This can lead to interesting insights into molecular geometry and bonding characteristics.The importance of isoelectronic species can also be seen in the context of molecular orbitals. When constructing molecular orbital diagrams, knowing which atoms or ions are isoelectronic can help predict the stability and energy levels of the resulting molecules. For example, the combination of nitrogen (N2) and oxygen (O2) illustrates how isoelectronic species can lead to different bond orders and stability, which is critical for understanding reactions in organic and inorganic chemistry.Furthermore, the study of isoelectronic species is crucial in materials science and nanotechnology. Many materials are designed based on their electronic properties, and knowing which elements or compounds are isoelectronic can aid in the development of new materials with desired characteristics. For instance, semiconductors often rely on isoelectronic doping to enhance their electrical properties, allowing for advancements in technology such as transistors and solar cells.In conclusion, the concept of isoelectronic is a fundamental aspect of chemistry that enhances our understanding of atomic and molecular interactions. By recognizing isoelectronic species, chemists can make predictions about chemical behavior, molecular structure, and material properties. As we continue to explore the intricacies of the chemical world, the significance of isoelectronic relationships will undoubtedly remain a vital tool in the hands of scientists and researchers. Thus, mastering the concept of isoelectronic not only enriches our knowledge of chemistry but also empowers us to innovate within the field.

在化学的迷人世界中，isoelectronic（同电子）这一概念在理解原子和分子的行为方面发挥着重要作用。术语isoelectronic指的是具有相同电子数的物种，这导致其电子构型相似。这种相似性可以在离子、原子和分子之间找到，使其成为化学家和学生的重要概念。例如，考虑到惰性气体，如氖（Ne）和氩（Ar）。这两种元素与钠离子（Na+）是isoelectronic的，因为它们都拥有十个电子。这一特性不仅影响它们的化学反应性，还影响它们的物理性质。理解isoelectronic物种有助于化学家预测不同元素之间的相互作用。当两个原子或离子是isoelectronic时，它们往往表现出相似的化学行为。这在研究离子化合物时尤其有用，在这种情况下，阳离子和阴离子的形成可能导致各种组合的isoelectronic物种。例如，氧化物离子（O^2-）与氖是isoelectronic的。知道这一点使化学家能够推断出氧化物离子将与氖具有相似的性质，尽管它是带电的物种。此外，isoelectronic的概念不仅限于简单的离子或原子。它还扩展到更大的分子。例如，考虑二氧化碳（CO2）和二氧化硫（SO2）之间的比较。虽然它们本身并不是isoelectronic的，但在比较CO2与其他共享相同总电子数的分子结构时，可以观察到isoelectronic物种的存在。这可以导致对分子几何形状和键合特性的有趣见解。isoelectronic物种的重要性也可以在分子轨道的背景下看到。在构建分子轨道图时，了解哪些原子或离子是isoelectronic可以帮助预测所得到的分子的稳定性和能级。例如，氮（N2）和氧（O2）的组合说明了isoelectronic物种如何导致不同的键级和稳定性，这对于理解有机和无机化学中的反应至关重要。此外，isoelectronic物种的研究在材料科学和纳米技术中至关重要。许多材料的设计基于其电子特性，了解哪些元素或化合物是isoelectronic的可以帮助开发具有所需特性的材料。例如，半导体通常依赖于isoelectronic掺杂来增强其电气特性，从而推动晶体管和太阳能电池等技术的进步。总之，isoelectronic的概念是化学的一个基本方面，它增强了我们对原子和分子相互作用的理解。通过识别isoelectronic物种，化学家可以对化学行为、分子结构和材料特性做出预测。随着我们继续探索化学世界的复杂性，isoelectronic关系的重要性无疑将继续成为科学家和研究人员手中的重要工具。因此，掌握isoelectronic的概念不仅丰富了我们对化学的知识，还赋予我们在该领域创新的能力。