secondary valence

简明释义

次化合价

英英释义

例句

1.The secondary valence can affect the color of transition metal complexes, which is important in dye chemistry.

在过渡金属络合物中，次级价态可以影响颜色，这在染料化学中很重要。

2.When studying organometallic compounds, the secondary valence often determines the stability of the compound.

在研究有机金属化合物时，次级价态通常决定了化合物的稳定性。

3.The secondary valence of an atom can influence its reactivity in complex chemical reactions.

一个原子的次级价态可以影响其在复杂化学反应中的反应性。

4.In coordination chemistry, the concept of secondary valence is crucial for understanding how ligands bond to a metal center.

在配位化学中，次级价态的概念对于理解配体如何与金属中心结合至关重要。

5.Understanding the secondary valence helps chemists predict the behavior of transition metals in various environments.

理解次级价态有助于化学家预测过渡金属在各种环境中的行为。

作文

In the field of chemistry, the term secondary valence refers to the ability of an atom or a molecule to form bonds beyond its primary bonding capabilities. This concept is crucial for understanding the behavior of complex molecules and their interactions in various chemical reactions. The secondary valence can often be seen in coordination compounds, where a central metal atom can bond with multiple ligands, leading to a variety of geometric arrangements and properties. For example, consider the case of transition metals, which are known for their versatile bonding characteristics. These metals can exhibit different oxidation states and can coordinate with different numbers of ligands based on their secondary valence. This ability to adapt and form different structures is what makes transition metals so important in catalysis and materials science. The significance of secondary valence extends beyond just coordination chemistry. It also plays a vital role in biological systems. Many enzymes rely on metal ions to facilitate biochemical reactions. The secondary valence of these metal ions allows them to interact with substrates in specific ways, thereby influencing the rate and outcome of the reactions. Understanding secondary valence is essential for chemists and biochemists alike, as it provides insights into how molecular interactions occur and how they can be manipulated for desired outcomes. For instance, in drug design, knowing how a drug molecule can utilize its secondary valence to bind effectively to a target can lead to the development of more effective therapies. Moreover, the study of secondary valence has implications in materials science, especially in the development of new materials with specific properties. By manipulating the secondary valence of components within a material, scientists can design substances that exhibit unique electrical, magnetic, or optical properties. This has far-reaching applications in technology, including the development of better batteries, sensors, and electronic devices. In summary, the concept of secondary valence is a fundamental aspect of chemistry that influences a wide range of scientific disciplines. Its implications in coordination chemistry, biology, and materials science highlight the interconnectedness of these fields and the importance of understanding molecular interactions. As research continues to evolve, the exploration of secondary valence will undoubtedly lead to new discoveries and innovations that can benefit society in numerous ways.

在化学领域，术语二级价态指的是一个原子或分子形成超出其主要结合能力的键的能力。这个概念对于理解复杂分子的行为及其在各种化学反应中的相互作用至关重要。二级价态通常可以在配位化合物中看到，其中一个中心金属原子可以与多个配体结合，导致多种几何排列和性质。例如，考虑过渡金属的情况，这些金属以其多样的结合特性而闻名。这些金属可以表现出不同的氧化态，并且可以根据其二级价态与不同数量的配体配位。这种适应和形成不同结构的能力使得过渡金属在催化和材料科学中变得如此重要。二级价态的重要性不仅限于配位化学。它在生物系统中也发挥着重要作用。许多酶依赖金属离子来促进生化反应。这些金属离子的二级价态使它们能够以特定方式与底物相互作用，从而影响反应的速率和结果。理解二级价态对化学家和生物化学家而言至关重要，因为它提供了关于分子相互作用如何发生以及如何操控这些相互作用以实现预期结果的见解。例如，在药物设计中，了解药物分子如何利用其二级价态有效地与靶标结合，可以导致更有效的治疗方法的发展。此外，二级价态的研究在材料科学中具有重要意义，尤其是在开发具有特定性质的新材料方面。通过操控材料中组分的二级价态，科学家可以设计出具有独特电气、磁性或光学性质的物质。这在技术上具有深远的应用，包括开发更好的电池、传感器和电子设备。总之，二级价态的概念是化学的一个基本方面，影响着广泛的科学学科。它在配位化学、生物学和材料科学中的影响突显了这些领域的相互关联性以及理解分子相互作用的重要性。随着研究的不断发展，探索二级价态无疑将导致新的发现和创新，从而为社会带来多方面的益处。