free ion

简明释义

游离离子;

英英释义

例句

1.In electrochemistry, free ions 自由离子 play a crucial role in the flow of electric current.

在电化学中，自由离子 free ions 在电流的流动中起着至关重要的作用。

2.The study focused on how free ions 自由离子 influence chemical reactions in aqueous solutions.

这项研究集中于自由离子 free ions 如何影响水溶液中的化学反应。

3.The free ion 自由离子 concentration determines the pH level of the solution.

溶液中的 自由离子 free ion 浓度决定了pH值。

4.In a solution, the presence of a free ion 自由离子 can significantly affect the conductivity.

在溶液中，自由离子 free ion 的存在会显著影响导电性。

5.When salt dissolves in water, it dissociates into free ions 自由离子 that can move freely.

当盐溶解在水中时，它会解离成可以自由移动的自由离子 free ions。

作文

In the realm of chemistry, understanding the concept of ions is crucial for grasping various chemical processes. Ions are charged particles that result from the loss or gain of electrons. Among these ions, there exists a special category known as free ions (游离离子). These are ions that are not bound to any other atoms or molecules and can move freely in a solution or in a gas. This freedom of movement allows free ions (游离离子) to play significant roles in many chemical reactions and biological functions.When we consider the behavior of salts in water, we can observe how free ions (游离离子) are formed. For instance, when table salt (sodium chloride) dissolves in water, it dissociates into sodium ions (Na+) and chloride ions (Cl-). These ions are now free ions (游离离子) in the solution, which means they can interact with other molecules and ions. This interaction is essential for processes such as electrical conductivity in solutions, where the movement of free ions (游离离子) allows for the flow of electric current.The presence of free ions (游离离子) is not only important in physical chemistry but also in biological systems. For example, in the human body, free ions (游离离子) like potassium (K+), sodium (Na+), and calcium (Ca2+) are vital for nerve impulse transmission and muscle contraction. The balance of these free ions (游离离子) is critical for maintaining physiological functions. Any disruption in their concentrations can lead to severe health issues, highlighting the importance of understanding their behavior.Moreover, free ions (游离离子) are also involved in various industrial applications. In electrolysis, for example, free ions (游离离子) in an electrolyte solution carry electric current, enabling the decomposition of compounds into their elemental forms. This process is widely used in metal plating, purification of metals, and production of chemicals.In conclusion, free ions (游离离子) are fundamental components in both chemical and biological systems. Their ability to move freely and interact with other species makes them essential for numerous processes, from electrical conductivity to physiological functions. Understanding the role of free ions (游离离子) can enhance our knowledge of chemistry and its applications in real-world scenarios. As we continue to explore the intricacies of chemistry, the significance of free ions (游离离子) will undoubtedly remain a pivotal topic of study.

在化学领域，理解离子的概念对于掌握各种化学过程至关重要。离子是由于失去或获得电子而形成的带电粒子。在这些离子中，有一个特殊的类别称为游离离子（free ions）。这些离子不与任何其他原子或分子结合，可以在溶液或气体中自由移动。这种自由移动使得游离离子（free ions）在许多化学反应和生物功能中发挥重要作用。当我们考虑盐在水中的行为时，可以观察到如何形成游离离子（free ions）。例如，当食盐（氯化钠）溶解在水中时，它会解离成钠离子（Na+）和氯离子（Cl-）。这些离子现在是溶液中的游离离子（free ions），这意味着它们可以与其他分子和离子相互作用。这种相互作用对于溶液中的电导率等过程至关重要，其中游离离子（free ions）的移动允许电流的流动。游离离子（free ions）不仅在物理化学中重要，在生物系统中也至关重要。例如，在人体中，像钾（K+）、钠（Na+）和钙（Ca2+）这样的游离离子（free ions）对神经冲动传递和肌肉收缩至关重要。这些游离离子（free ions）的平衡对于维持生理功能至关重要。其浓度的任何干扰都可能导致严重的健康问题，这突显了理解其行为的重要性。此外，游离离子（free ions）还参与了各种工业应用。例如，在电解过程中，电解质溶液中的游离离子（free ions）携带电流，使得化合物分解成其元素形式。这一过程被广泛应用于金属电镀、金属净化和化学品生产。总之，游离离子（free ions）是化学和生物系统中的基本组成部分。它们能够自由移动并与其他物质相互作用，使它们在从电导率到生理功能的众多过程中至关重要。理解游离离子（free ions）的作用可以增强我们对化学及其在现实世界应用中的知识。随着我们继续探索化学的复杂性，游离离子（free ions）的重要性无疑将继续成为研究的关键主题。