chemical combination

简明释义

化合

英英释义

例句

1.The chemical combination 化学结合 in the new product enhances its effectiveness.

新产品中的化学结合增强了其有效性。

2.Understanding the chemical combination 化学结合 of elements is essential for chemistry students.

理解元素的化学结合对化学学生来说至关重要。

3.In a laboratory, students observed the effects of a chemical combination 化学结合 between sodium and chlorine.

在实验室里，学生观察了钠和氯之间的化学结合的效果。

4.Researchers are studying the chemical combination 化学结合 of various compounds to develop new materials.

研究人员正在研究各种化合物的化学结合以开发新材料。

5.The chemical combination 化学结合 of hydrogen and oxygen produces water.

氢和氧的化学结合产生水。

作文

The study of chemistry is a fascinating journey into the world of matter and its interactions. One of the fundamental concepts in this field is the idea of chemical combination, which refers to the process by which two or more substances react with each other to form new compounds. This process is essential for understanding how different elements and compounds interact, leading to the creation of everything from simple molecules to complex biological systems.When we talk about chemical combination (化学结合), we are often referring to the ways in which atoms bond together. Atoms are the basic building blocks of matter, and they can combine in various ways to create different substances. The most common types of bonds that form during a chemical combination are ionic bonds, covalent bonds, and metallic bonds. Each type of bond has its own unique properties and characteristics, which influence the behavior of the resulting compound.For example, in an ionic bond, one atom donates an electron to another atom, resulting in the formation of charged ions. These ions are then attracted to each other due to their opposite charges, creating a stable compound. On the other hand, covalent bonds involve the sharing of electrons between atoms, allowing them to achieve a full outer shell and become more stable. Understanding these bonding mechanisms is crucial for predicting the properties of new materials and compounds.The concept of chemical combination (化学结合) also plays a vital role in various chemical reactions. In a reaction, reactants undergo a transformation to produce products, and this transformation often involves breaking and forming bonds. For instance, when hydrogen gas combines with oxygen gas in a chemical combination, they form water, a process that releases energy in the form of heat and light. This reaction exemplifies how energy changes occur during chemical combinations, influencing the conditions under which reactions take place.Moreover, chemical combination (化学结合) is not limited to just simple reactions. In biological systems, chemical combinations are crucial for processes such as metabolism, where nutrients are transformed into energy through a series of intricate reactions. Enzymes, which are biological catalysts, facilitate these chemical combinations, allowing living organisms to efficiently convert food into energy. This connection between chemistry and biology highlights the importance of understanding chemical combinations in the context of life itself.In conclusion, the concept of chemical combination (化学结合) is foundational to the field of chemistry. It encompasses the ways in which atoms bond together, the nature of chemical reactions, and the implications for both inorganic and organic chemistry. By grasping the principles behind chemical combinations, we gain insight into the material world around us, paving the way for advancements in science and technology. Whether it’s developing new pharmaceuticals, creating sustainable materials, or understanding environmental processes, the knowledge of chemical combination is indispensable for future innovations.