chalcogen

简明释义

英[ˈkælkəˌdʒen]美[ˈkælkədʒən]

n. 硫族元素；氧属元素

英英释义

单词用法

同义词

反义词

例句

1.Carbon, nitrogen, and chalcogen substitution effects on 2, 1, 3-benzothiadiazole derivative: theoretical investigations of electronic, optical, and charge transport properties.

碳、氮和氧族元素取代对2,1,3 -苯并噻二唑衍生物的电子、光谱、电荷传输性质影响的理论研究。

2.Carbon, nitrogen, and chalcogen substitution effects on 2, 1, 3-benzothiadiazole derivative: theoretical investigations of electronic, optical, and charge transport properties.

碳、氮和氧族元素取代对2,1,3 -苯并噻二唑衍生物的电子、光谱、电荷传输性质影响的理论研究。

3.Compounds containing chalcogens (硫族元素) are often found in biological systems.

含有chalcogens（硫族元素）的化合物常常存在于生物系统中。

4.The reactivity of chalcogens (硫族元素) increases as you move down the group in the periodic table.

随着在周期表中向下移动，chalcogens（硫族元素）的反应性增强。

5.The group of elements known as chalcogens (硫族元素) includes oxygen, sulfur, selenium, tellurium, and polonium.

被称为chalcogens（硫族元素）的元素组包括氧、硫、硒、碲和钋。

6.In many chemical reactions, chalcogens (硫族元素) play a crucial role as oxidizing agents.

在许多化学反应中，chalcogens（硫族元素）作为氧化剂发挥着至关重要的作用。

7.Sulfur, one of the most well-known chalcogens (硫族元素), is essential for amino acid synthesis.

硫是最著名的chalcogens（硫族元素）之一，对于氨基酸合成至关重要。

作文

The term chalcogen refers to a group of chemical elements in Group 16 of the periodic table, which includes oxygen, sulfur, selenium, tellurium, and polonium. These elements are known for their diverse properties and play crucial roles in various chemical processes. Understanding chalcogens is essential for students and professionals in fields such as chemistry, biology, and materials science. In this essay, we will explore the characteristics, applications, and significance of chalcogens in our daily lives.Firstly, the chalcogen family is unique due to its varied states of matter at room temperature. For instance, oxygen is a colorless gas essential for life, while sulfur appears as a yellow solid. Selenium and tellurium are metalloids, exhibiting properties of both metals and nonmetals. Polonium, on the other hand, is a radioactive element, highlighting the diversity within this group. This variety allows chalcogens to participate in a wide range of chemical reactions, making them vital in numerous applications.One of the most significant roles of chalcogens is in biological systems. Oxygen, the most well-known chalcogen, is critical for respiration in aerobic organisms. It is involved in cellular respiration, where it helps convert glucose into energy. Sulfur is also essential, as it is a key component of amino acids, which are the building blocks of proteins. Without these chalcogens, life as we know it would not exist.In addition to their biological importance, chalcogens have numerous industrial applications. For example, sulfur is widely used in the production of sulfuric acid, one of the most important chemicals in the world, which is utilized in fertilizers, batteries, and explosives. Selenium and tellurium are employed in the manufacturing of glass and ceramics, as well as in the electronics industry for photovoltaic cells. These applications demonstrate how chalcogens contribute to technological advancements and economic growth.Moreover, the study of chalcogens extends to environmental science. For instance, the presence of sulfur compounds in the atmosphere can lead to acid rain, which poses a threat to ecosystems and human health. Understanding the behavior of chalcogens in nature allows scientists to develop strategies to mitigate pollution and protect the environment.In conclusion, the chalcogen group encompasses a fascinating array of elements that are integral to both life and industry. Their unique properties and diverse applications highlight the importance of studying these elements. As we continue to explore the roles of chalcogens in various fields, we gain valuable insights that can lead to innovations in technology, improvements in health, and solutions to environmental challenges. Therefore, recognizing the significance of chalcogens is crucial for anyone interested in science and its impact on society.

术语chalcogen指的是周期表第16组的一组化学元素，包括氧、硫、硒、碲和钋。这些元素以其多样的性质而闻名，并在各种化学过程中发挥着至关重要的作用。理解chalcogen对于化学、生物学和材料科学等领域的学生和专业人士至关重要。在这篇文章中，我们将探讨chalcogen的特性、应用及其在我们日常生活中的重要性。首先，chalcogen家族在室温下的物质状态各异。例如，氧是一种对生命至关重要的无色气体，而硫则呈现为黄色固体。硒和碲是类金属，表现出金属和非金属的特性。而钋则是一种放射性元素，突显了这一组的多样性。这种多样性使得chalcogen能够参与广泛的化学反应，使它们在众多应用中至关重要。Chalcogen最重要的角色之一是在生物系统中。氧，最为人所知的chalcogen，对有氧生物的呼吸至关重要。它参与细胞呼吸，帮助将葡萄糖转化为能量。硫也是必不可少的，因为它是氨基酸的关键组成部分，而氨基酸是蛋白质的构建块。没有这些chalcogen，我们所知的生命将无法存在。除了生物学的重要性外，chalcogen还有许多工业应用。例如，硫广泛用于生产硫酸，这是一种全球最重要的化学品之一，广泛用于肥料、电池和炸药。硒和碲被用于玻璃和陶瓷的制造，以及电子行业的光伏电池。这些应用展示了chalcogen如何促进技术进步和经济增长。此外，对chalcogen的研究还延伸到环境科学。例如，大气中硫化合物的存在可能导致酸雨，这对生态系统和人类健康构成威胁。了解chalcogen在自然界中的行为使科学家能够制定减轻污染和保护环境的策略。总之，chalcogen组包含了一系列迷人的元素，这些元素对生命和工业至关重要。它们独特的性质和多样的应用突显了研究这些元素的重要性。随着我们继续探索chalcogen在各个领域的作用，我们获得了宝贵的见解，这可以导致技术创新、健康改善和环境挑战的解决。因此，认识到chalcogen的重要性对于任何对科学及其对社会影响感兴趣的人来说都是至关重要的。