decomposition reaction

简明释义

分解反应

英英释义

例句

1.In nature, the decay of organic matter involves several decomposition reactions 分解反应 that recycle nutrients.

在自然界中，有机物的腐烂涉及几种decomposition reactions 分解反应，循环利用营养物质。

2.During the chemistry lab, we observed a decomposition reaction 分解反应 where hydrogen peroxide broke down into water and oxygen.

在化学实验室，我们观察到一个decomposition reaction 分解反应，过氧化氢分解为水和氧气。

3.The decomposition reaction 分解反应 of calcium carbonate produces carbon dioxide when heated.

加热时，碳酸钙的decomposition reaction 分解反应会产生二氧化碳。

4.When baking soda is mixed with vinegar, a decomposition reaction 分解反应 occurs, producing carbon dioxide gas.

当小苏打与醋混合时，会发生一个decomposition reaction 分解反应，产生二氧化碳气体。

5.The thermal decomposition reaction 分解反应 of ammonium dichromate is a classic demonstration in chemistry classes.

铵二铬酸盐的热decomposition reaction 分解反应是化学课上的经典演示。

作文

In the study of chemistry, one of the fundamental processes that occur is known as a decomposition reaction. A decomposition reaction is a type of chemical reaction where a single compound breaks down into two or more simpler substances. This process is crucial in various natural and industrial processes, making it an essential concept for students and professionals in the field of chemistry. Understanding decomposition reactions can provide insight into how matter transforms and the energy changes associated with these transformations.For example, consider the decomposition of water into hydrogen and oxygen gas. When an electric current is passed through water, it undergoes a decomposition reaction that separates the water molecules (H2O) into their constituent elements: hydrogen (H2) and oxygen (O2). This reaction not only illustrates the concept of decomposition but also highlights the importance of energy input in driving such reactions. The energy required to break the bonds in the water molecule is provided by the electric current, showcasing the relationship between energy and chemical change.Another common example of a decomposition reaction is the breakdown of calcium carbonate (CaCO3) when heated. When calcium carbonate is subjected to high temperatures, it decomposes into calcium oxide (CaO) and carbon dioxide (CO2). This reaction is significant in the production of lime, which has numerous applications in construction and agriculture. The thermal decomposition of calcium carbonate is represented by the equation:CaCO3(s) → CaO(s) + CO2(g)This equation exemplifies how a single reactant can yield multiple products, a hallmark of decomposition reactions. The ability to predict the products of such reactions is a valuable skill in chemistry, enabling scientists to manipulate reactions for desired outcomes.The importance of decomposition reactions extends beyond academic knowledge; they play a vital role in environmental processes as well. For instance, the decomposition of organic matter in soil is essential for nutrient recycling. Microorganisms break down complex organic compounds into simpler substances, making nutrients available for plants. This natural decomposition reaction is crucial for maintaining healthy ecosystems and supporting plant life.Moreover, decomposition reactions are also utilized in various industries. In the field of waste management, for example, anaerobic digestion is a process where organic waste is broken down by microorganisms in the absence of oxygen. This decomposition reaction produces biogas, which can be harnessed as renewable energy. By understanding and applying the principles of decomposition reactions, we can develop sustainable practices that benefit both the environment and society.In conclusion, the concept of decomposition reactions is fundamental in chemistry and has far-reaching implications across various fields. From the breakdown of water and calcium carbonate to the natural processes occurring in ecosystems, decomposition reactions illustrate the dynamic nature of matter and energy. As we continue to explore and understand these reactions, we can leverage this knowledge to innovate and improve practices in science, industry, and environmental management.In Chinese, a decomposition reaction is referred to as "分解反应". This term captures the essence of the process, emphasizing the breakdown of a compound into simpler substances. As we delve deeper into the world of chemistry, recognizing and mastering concepts like decomposition reactions will undoubtedly enhance our understanding of the natural world and its intricate processes.

在化学研究中，发生的基本过程之一被称为分解反应。分解反应是一种化学反应类型，其中一个单一化合物分解成两个或更多更简单的物质。这个过程在各种自然和工业过程中至关重要，使其成为化学领域学生和专业人士的基本概念。理解分解反应可以提供关于物质如何转变及与这些转变相关的能量变化的见解。例如，考虑水分解为氢气和氧气的过程。当电流通过水时，它经历了一个分解反应，将水分子（H2O）分离成它们的组成元素：氢（H2）和氧（O2）。这个反应不仅说明了分解的概念，还突出了在推动此类反应中能量输入的重要性。打破水分子中的键所需的能量由电流提供，展示了能量与化学变化之间的关系。另一个常见的分解反应示例是加热碳酸钙（CaCO3）的分解。当碳酸钙在高温下加热时，它分解为氧化钙（CaO）和二氧化碳（CO2）。这个反应在石灰生产中具有重要意义，石灰在建筑和农业中有许多应用。碳酸钙的热分解可用以下方程表示：CaCO3(s) → CaO(s) + CO2(g)这个方程示范了一个单一反应物如何产生多个产物，这是分解反应的标志。预测此类反应的产物的能力是化学中的一项宝贵技能，使科学家能够操纵反应以获得所需的结果。分解反应的重要性超越了学术知识；它们在环境过程中也发挥着至关重要的作用。例如，土壤中有机物的分解对于养分循环至关重要。微生物将复杂的有机化合物分解为更简单的物质，使植物能够获取养分。这种自然的分解反应对于维持健康的生态系统和支持植物生命至关重要。此外，分解反应还被应用于各个行业。在废物管理领域，例如，厌氧消化是一个过程，其中有机废物在缺氧的情况下被微生物分解。这种分解反应产生沼气，可以作为可再生能源利用。通过理解和应用分解反应的原理，我们可以开发出有利于环境和社会的可持续实践。总之，分解反应的概念在化学中是基础性的，并在各个领域具有深远的影响。从水和碳酸钙的分解到生态系统中发生的自然过程，分解反应展示了物质和能量的动态特性。随着我们继续探索和理解这些反应，我们可以利用这些知识来创新和改善科学、工业和环境管理中的实践。在中文中，分解反应被称为“分解反应”。这个术语捕捉了该过程的本质，强调了化合物分解成更简单物质的过程。随着我们深入化学世界，认识和掌握像分解反应这样的概念无疑会增强我们对自然界及其复杂过程的理解。