coordinate bond

简明释义

配位键

英英释义

例句

1.Ammonia can act as a ligand through its lone pair to create a coordinate bond 配位键 with transition metals.

氨可以通过其孤对电子作为配体，与过渡金属形成 coordinate bond 配位键。

2.The formation of a coordinate bond 配位键 is crucial in many biochemical processes, such as enzyme activity.

形成 coordinate bond 配位键 在许多生化过程中至关重要，例如酶的活性。

3.The coordinate bond 配位键 between the metal and the ligand can be strong or weak depending on the atoms involved.

金属与配体之间的 coordinate bond 配位键 可以根据所涉及的原子而强或弱。

4.In coordination chemistry, understanding the nature of a coordinate bond 配位键 helps predict the properties of metal complexes.

在配位化学中，理解 coordinate bond 配位键 的性质有助于预测金属配合物的特性。

5.In a complex ion, the central metal atom is often surrounded by ligands that form a coordinate bond 配位键 with it.

在一个配合物中，中心金属原子通常被形成与其 coordinate bond 配位键 的配体包围。

作文

In the realm of chemistry, understanding the various types of bonds is crucial for grasping how different substances interact with one another. One such bond that plays a significant role in coordination chemistry is the coordinate bond. A coordinate bond (配位键) is formed when one atom donates a pair of electrons to another atom that does not have a sufficient number of electrons to complete its valence shell. This type of bonding is particularly important in the formation of complex ions and coordination compounds.To illustrate the concept of a coordinate bond (配位键), consider the example of ammonia (NH₃) and boron trifluoride (BF₃). Ammonia has a lone pair of electrons on the nitrogen atom, while boron trifluoride has an incomplete octet. When these two molecules come together, the nitrogen atom donates its lone pair to the boron atom, resulting in the formation of a new bond. This interaction exemplifies how a coordinate bond (配位键) allows for the stabilization of molecules that would otherwise be unstable due to incomplete electron shells.The significance of coordinate bonds (配位键) extends beyond simple molecular interactions. In biological systems, many essential processes rely on the formation of coordinate bonds (配位键). For instance, hemoglobin, the protein responsible for transporting oxygen in our blood, contains iron ions that form coordinate bonds (配位键) with oxygen molecules. This interaction is vital for the efficient delivery of oxygen to tissues throughout the body.Furthermore, coordinate bonds (配位键) are not only limited to biological systems but also play a pivotal role in industrial applications. In catalysis, many metal complexes utilize coordinate bonds (配位键) to facilitate chemical reactions. The unique properties of these complexes often arise from the geometry and electronic structure associated with coordinate bonds (配位键), allowing chemists to design catalysts that can selectively promote desired reactions.In summary, the concept of a coordinate bond (配位键) is fundamental to understanding the interactions between atoms and the formation of complex structures. Whether in biological systems or industrial applications, the ability of certain atoms to share electron pairs through coordinate bonds (配位键) enables a vast array of chemical phenomena. As we continue to explore the intricacies of chemistry, the importance of coordinate bonds (配位键) will undoubtedly remain a key focus for both researchers and students alike, highlighting the elegance and complexity of molecular interactions.

在化学领域，理解各种类型的键对于掌握不同物质之间的相互作用至关重要。其中一种在配位化学中发挥重要作用的键是配位键。配位键是在一个原子向另一个没有足够电子来完成其价壳的原子捐赠一对电子时形成的。这种类型的键合在复杂离子和配位化合物的形成中尤为重要。为了说明配位键的概念，可以考虑氨（NH₃）和氟化硼（BF₃）的例子。氨在氮原子上有一对孤立电子，而氟化硼则有一个不完整的八电子。当这两种分子结合时，氮原子将其孤对电子捐赠给硼原子，从而形成新的键。这种相互作用例证了配位键如何使本来由于电子壳不完整而不稳定的分子得以稳定。配位键的重要性不仅限于简单的分子相互作用。在生物系统中，许多基本过程依赖于配位键的形成。例如，血红蛋白是负责运输氧气的蛋白质，其中含有铁离子与氧分子形成配位键。这种相互作用对有效地将氧气输送到全身组织至关重要。此外，配位键不仅限于生物系统，还在工业应用中发挥着关键作用。在催化中，许多金属配合物利用配位键来促进化学反应。这些配合物的独特性质往往源于与配位键相关的几何形状和电子结构，使化学家能够设计出可以选择性促进所需反应的催化剂。总之，配位键的概念对于理解原子之间的相互作用和复杂结构的形成是基础性的。无论是在生物系统还是工业应用中，某些原子通过配位键共享电子对的能力使得各种化学现象得以实现。随着我们继续探索化学的复杂性，配位键的重要性无疑将继续成为研究人员和学生的关注重点，突显了分子相互作用的优雅与复杂。