redox reaction

简明释义

氧化还原反应

英英释义

例句

1.Photosynthesis in plants involves a complex series of redox reactions 氧化还原反应 that convert sunlight into chemical energy.

植物的光合作用涉及一系列复杂的redox reactions 氧化还原反应，将阳光转化为化学能。

2.In batteries, a redox reaction 氧化还原反应 occurs to convert chemical energy into electrical energy.

在电池中，发生了一个redox reaction 氧化还原反应，将化学能转化为电能。

3.In organic chemistry, many reactions are classified as redox reactions 氧化还原反应 based on the transfer of electrons.

在有机化学中，许多反应根据电子的转移被归类为redox reactions 氧化还原反应。

4.During cellular respiration, glucose undergoes a redox reaction 氧化还原反应 to release energy for the cell.

在细胞呼吸过程中，葡萄糖经历了一个redox reaction 氧化还原反应，释放细胞所需的能量。

5.The rusting of iron is a common example of a redox reaction 氧化还原反应 where iron is oxidized.

铁锈的形成是一个常见的redox reaction 氧化还原反应的例子，其中铁被氧化。

作文

The concept of a redox reaction is fundamental in the field of chemistry, playing a crucial role in various biological and industrial processes. A redox reaction, short for reduction-oxidation reaction, involves the transfer of electrons between two substances. In this process, one substance loses electrons and is oxidized, while the other gains electrons and is reduced. Understanding redox reactions is essential for grasping how energy is produced and consumed in chemical reactions. One of the most common examples of a redox reaction is the reaction between hydrogen and oxygen to form water. In this reaction, hydrogen (H₂) is oxidized as it loses electrons, while oxygen (O₂) is reduced as it gains electrons. The overall reaction can be summarized as: 2H₂ + O₂ → 2H₂O. This simple yet powerful example illustrates how redox reactions are not only crucial in theoretical chemistry but also in practical applications like combustion engines and fuel cells.In biological systems, redox reactions are vital for processes such as cellular respiration and photosynthesis. During cellular respiration, glucose undergoes a series of redox reactions to produce energy in the form of ATP. The glucose molecule is oxidized, while oxygen is reduced, ultimately leading to the production of carbon dioxide and water. Similarly, in photosynthesis, plants convert sunlight into chemical energy through a series of redox reactions, where carbon dioxide is reduced to form glucose, and water is oxidized to release oxygen.Moreover, redox reactions are also significant in various industrial processes, including metal extraction and corrosion. For instance, the extraction of metals from their ores often involves redox reactions, where the metal ions are reduced to their elemental forms. In contrast, corrosion is an unwanted redox reaction that occurs when metals react with oxygen and moisture, resulting in the deterioration of materials. Understanding these processes allows scientists and engineers to develop better methods for preventing corrosion and improving material longevity.In conclusion, the study of redox reactions is integral to both chemistry and our everyday lives. From the energy we derive from food to the functioning of batteries and the processes involved in metal extraction, redox reactions are everywhere. By mastering the principles of redox reactions, students and professionals can contribute to advancements in science and technology, leading to innovations that benefit society as a whole. Therefore, a deep understanding of redox reactions is not just an academic exercise but a gateway to exploring the intricate connections between chemistry and the world around us.

在化学领域，氧化还原反应的概念是基础的，在各种生物和工业过程中发挥着至关重要的作用。氧化还原反应是指还原—氧化反应，它涉及到两个物质之间电子的转移。在这个过程中，一种物质失去电子而被氧化，而另一种物质获得电子而被还原。理解氧化还原反应对于掌握能量在化学反应中的产生和消耗至关重要。一个最常见的氧化还原反应例子是氢与氧反应生成水。在这个反应中，氢（H₂）被氧化，因为它失去了电子，而氧（O₂）被还原，因为它获得了电子。总体反应可以总结为：2H₂ + O₂ → 2H₂O。这个简单而强大的例子说明了氧化还原反应不仅在理论化学中至关重要，而且在实际应用中如燃烧发动机和燃料电池中也同样重要。在生物系统中，氧化还原反应对细胞呼吸和光合作用等过程至关重要。在细胞呼吸过程中，葡萄糖经历一系列的氧化还原反应以产生ATP形式的能量。葡萄糖分子被氧化，而氧被还原，最终生成二氧化碳和水。同样，在光合作用中，植物通过一系列的氧化还原反应将阳光转化为化学能，其中二氧化碳被还原形成葡萄糖，而水被氧化释放出氧气。此外，氧化还原反应在各种工业过程中也很重要，包括金属提取和腐蚀。例如，从矿石中提取金属通常涉及到氧化还原反应，其中金属离子被还原为其元素形式。相反，腐蚀是一种不希望发生的氧化还原反应，它发生在金属与氧气和湿气反应时，导致材料的劣化。理解这些过程使科学家和工程师能够开发更好的防腐方法，提高材料的耐久性。总之，氧化还原反应的研究对于化学和我们的日常生活都是不可或缺的。从我们从食物中获取的能量到电池的运作以及金属提取过程中的反应，氧化还原反应无处不在。通过掌握氧化还原反应的原理，学生和专业人士可以为科学和技术的进步做出贡献，推动有益于社会整体的创新。因此，深入理解氧化还原反应不仅仅是学术练习，而是探索化学与我们周围世界之间复杂联系的门户。