biradical

简明释义

英[ˌbaɪˈrædɪkəl]美[baɪˈrædɪkl]

adj. 二基的

n. 双游离基

英英释义

单词用法

同义词

反义词

例句

1.And what I want to point out that we just figured out for molecular orbital theory, is that o 2 is a biradical, because remember, the definition of a radical is when we have an unpaired electron.

我要指出的是，我们刚利用分子轨道理论，指导了O2是二价自由基，因为记住，自由基的定义是，有个未配对的电子。

2.And what I want to point out that we just figured out for molecular orbital theory, is that o 2 is a biradical, because remember, the definition of a radical is when we have an unpaired electron.

我要指出的是，我们刚利用分子轨道理论，指导了O2是二价自由基，因为记住，自由基的定义是，有个未配对的电子。

3.Thus, photostimulated single electron transfer in CTC followed by expelling chloride ion leads to a biradical, which couples intramolecularly.

所以，光诱导的单电子转移和随后的氯离子离去导致双游离基，双游离基分子内偶合成环。

4.In organic chemistry, a compound can be described as a biradical 双自由基 if it contains two unpaired electrons.

在有机化学中，如果一个化合物含有两个未配对的电子，则可以将其描述为biradical 双自由基。

5.Researchers are investigating the role of biradicals 双自由基 in the mechanism of certain polymerization reactions.

研究人员正在调查biradicals 双自由基在某些聚合反应机制中的作用。

6.The stability of a biradical 双自由基 is often lower than that of its corresponding closed-shell species.

一个biradical 双自由基的稳定性通常低于其对应的闭壳层物种。

7.The formation of a biradical 双自由基 intermediate can lead to unexpected reaction pathways.

形成biradical 双自由基中间体可能导致意想不到的反应途径。

8.In radical chemistry, a biradical 双自由基 can participate in various coupling reactions.

在自由基化学中，biradical 双自由基可以参与各种耦合反应。

作文

In the field of chemistry, the term biradical refers to a molecule that contains two unpaired electrons. These unpaired electrons can be found in separate atoms or can be localized within the same atom, making the biradical a unique structure with distinct properties. Understanding biradicals is essential for chemists, as they play a critical role in various chemical reactions and processes, particularly in the study of radical chemistry.Radicals, which are atoms or molecules with unpaired electrons, are highly reactive due to their tendency to seek out other electrons to pair with. This reactivity can lead to chain reactions, which are fundamental in organic chemistry and biochemistry. When we discuss biradicals, we are looking at a more complex situation where there are two unpaired electrons that can interact in various ways, potentially leading to the formation of new bonds or the breaking of existing ones.A classic example of a biradical is the allyl radical, which is formed during the combustion of hydrocarbons. In this case, the presence of the two unpaired electrons allows the radical to engage in various reactions, such as polymerization, where small molecules combine to form larger, more complex structures. This is particularly important in the production of synthetic materials like plastics, where understanding the behavior of biradicals can lead to the development of better materials with desirable properties.Moreover, biradicals are not only significant in synthetic chemistry but also in biological systems. For instance, they are involved in the process of DNA damage and repair. When DNA is exposed to radiation or certain chemicals, biradicals can form, leading to mutations that may result in cancer. Understanding how these biradicals behave can help scientists develop better strategies for preventing and repairing DNA damage, which is crucial for maintaining cellular health.The study of biradicals also involves advanced techniques such as electron spin resonance (ESR) spectroscopy, which allows scientists to detect and analyze these elusive species. By observing the behavior of biradicals under various conditions, researchers can gain insights into their stability, reactivity, and role in different chemical environments.In conclusion, the concept of biradical is an important aspect of modern chemistry. By studying these unique molecules, chemists can unlock new pathways for chemical reactions, enhance material properties, and understand biological processes at a molecular level. As research continues to evolve, the significance of biradicals will undoubtedly grow, leading to new discoveries and advancements in various scientific fields. The exploration of biradicals not only enriches our understanding of chemistry but also paves the way for innovative applications that can benefit society as a whole.

在化学领域，术语biradical指的是含有两个未配对电子的分子。这些未配对电子可以存在于不同的原子中，也可以局限于同一个原子内，使得biradical成为一种具有独特结构和特性。理解biradicals对于化学家来说至关重要，因为它们在各种化学反应和过程中发挥着关键作用，特别是在自由基化学的研究中。自由基是指具有未配对电子的原子或分子，由于其寻求与其他电子配对的倾向，因此具有高度反应性。这种反应性可能导致链式反应，这是有机化学和生物化学中的基本过程。当我们讨论biradicals时，我们正在研究一种更复杂的情况，其中两个未配对电子可以以各种方式相互作用，潜在地导致新键的形成或现有键的断裂。一个典型的biradical例子是烯丙基自由基，它在烃的燃烧过程中形成。在这种情况下，两个未配对电子的存在使得该自由基能够参与各种反应，例如聚合反应，其中小分子结合形成更大、更复杂的结构。这在合成材料（如塑料）的生产中尤为重要，理解biradicals的行为可以导致开发出具有理想特性的更好材料。此外，biradicals不仅在合成化学中具有重要意义，而且在生物系统中也扮演着角色。例如，它们参与DNA的损伤和修复过程。当DNA暴露于辐射或某些化学物质时，可能形成biradicals，导致突变，可能导致癌症。理解这些biradicals的行为可以帮助科学家制定更好的策略来预防和修复DNA损伤，这对于维持细胞健康至关重要。biradicals的研究还涉及先进的技术，如电子自旋共振（ESR）光谱法，允许科学家检测和分析这些难以捉摸的物种。通过观察biradicals在不同条件下的行为，研究人员可以深入了解它们的稳定性、反应性和在不同化学环境中的作用。总之，biradical的概念是现代化学的一个重要方面。通过研究这些独特的分子，化学家可以解锁新的化学反应途径，增强材料特性，并在分子水平上理解生物过程。随着研究的不断发展，biradicals的重要性无疑会增加，导致各个科学领域的新发现和进展。探索biradicals不仅丰富了我们对化学的理解，还为创新应用铺平了道路，能够惠及整个社会。