nickelous

简明释义

英[ˈnɪkələs]美[ˈnɪkələs]

adj. 二价镍的；亚镍的

英英释义

单词用法

同义词

反义词

例句

1.The effect of nickelous sulfate and hydrazine on thickness and appearance of electroless tin coatings were studies by electrochemical methods.

采用电化学等方法研究了硫酸镍和水合肼对化学镀锡层厚度及表面形貌的影响。

2.The effect of nickelous sulfate and hydrazine on thickness and appearance of electroless tin coatings were studies by electrochemical methods.

采用电化学等方法研究了硫酸镍和水合肼对化学镀锡层厚度及表面形貌的影响。

3.The compound is known as nickelous oxide, which is used in various industrial applications.

这种化合物被称为镍(II)氧化物，广泛用于各种工业应用。

4.When discussing metal ions, nickelous ions are often compared to their nickelic counterparts.

在讨论金属离子时，镍(II)离子通常与其镍(III)对应物进行比较。

5.Environmental studies show that nickelous compounds can be toxic at high concentrations.

环境研究表明，镍(II)化合物在高浓度下可能具有毒性。

6.In the laboratory, we synthesized a nickelous salt for our experiment.

在实验室中，我们合成了一种镍(II)盐用于我们的实验。

7.The nickelous chloride solution was prepared for the reaction with sodium hydroxide.

为了与氢氧化钠反应，准备了镍(II)氯化物溶液。

作文

In the world of chemistry, elements and their compounds play a crucial role in various applications and industries. One such element that often comes up in discussions about chemical compounds is nickel. Nickel is a transition metal that has two common oxidation states: +2 and +3. The term nickelous refers specifically to the +2 oxidation state of nickel. This distinction is important as it helps chemists understand the properties and behaviors of nickel compounds in different reactions. For instance, nickelous chloride (NiCl2) is a compound formed when nickel is in its +2 state, and it exhibits different characteristics compared to nickel in its +3 state, known as nickelic compounds.Nickel and its nickelous compounds are widely used in various industries, including electronics, metallurgy, and even in the production of batteries. The unique properties of nickelous compounds, such as their ability to form stable complexes, make them valuable in catalysis and as precursors for other chemical syntheses. For example, nickelous sulfate (NiSO4) is commonly used in electroplating, where a thin layer of nickel is deposited onto a surface to enhance corrosion resistance and improve appearance.Moreover, understanding the behavior of nickelous compounds is essential for environmental science. Nickel can be found in various natural sources, and its compounds can have both beneficial and harmful effects on ecosystems. In agriculture, nickelous ions are necessary in trace amounts for plant growth, acting as a cofactor for certain enzymes. However, excessive concentrations of nickel can lead to toxicity, affecting soil health and water quality.In medicine, the role of nickelous compounds is also noteworthy. Some studies indicate that nickelous ions may play a role in human health, particularly in the context of enzyme activity and metabolic processes. However, it is essential to monitor exposure levels, as high concentrations of nickel can lead to allergic reactions and other health issues.The versatility of nickelous compounds extends to their use in research and development. Chemists often explore the reactivity of nickelous complexes to develop new materials or catalysts that can enhance chemical reactions. For instance, nickelous acetate has been utilized in organic synthesis and polymerization processes, showcasing its importance in advancing chemical knowledge and technology.In conclusion, the term nickelous is not just a simple label; it represents a specific oxidation state of nickel that has significant implications across various fields, from industrial applications to environmental science and medicine. By understanding the properties and uses of nickelous compounds, we can better appreciate the role of this element in our daily lives and the environment. As research continues to evolve, the significance of nickelous compounds will likely expand, leading to new discoveries and innovations that leverage the unique characteristics of this essential metal.

在化学世界中，元素及其化合物在各种应用和行业中发挥着至关重要的作用。镍是一个经常出现在化合物讨论中的元素。镍是一种过渡金属，具有两种常见的氧化态：+2 和 +3。术语nickelous特指镍的+2氧化态。这一区别很重要，因为它帮助化学家理解镍化合物在不同反应中的性质和行为。例如，nickelous氯化物（NiCl2）是一种当镍处于其+2状态时形成的化合物，其特性与镍的+3状态（称为nickelic化合物）相比有所不同。镍及其nickelous化合物广泛应用于电子、冶金甚至电池生产等各个行业。nickelous化合物的独特性质，例如形成稳定配合物的能力，使它们在催化和作为其他化学合成前体方面具有价值。例如，nickelous硫酸盐（NiSO4）通常用于电镀，其中薄层镍被沉积在表面上，以增强耐腐蚀性并改善外观。此外，了解nickelous化合物的行为对于环境科学至关重要。镍可以在各种自然源中找到，其化合物对生态系统可能产生有益或有害的影响。在农业中，nickelous离子在微量下对植物生长是必要的，作为某些酶的辅因子。然而，镍浓度过高会导致毒性，影响土壤健康和水质。在医学中，nickelous化合物的作用也值得注意。一些研究表明，nickelous离子可能在人类健康中发挥作用，特别是在酶活性和代谢过程的背景下。然而，监测暴露水平是至关重要的，因为高浓度的镍可能导致过敏反应和其他健康问题。nickelous化合物的多功能性延伸到其在研究和开发中的应用。化学家们经常探索nickelous配合物的反应性，以开发可以增强化学反应的新材料或催化剂。例如，nickelous醋酸盐已被用于有机合成和聚合过程，展示了它在推进化学知识和技术方面的重要性。总之，术语nickelous不仅仅是一个简单的标签；它代表了镍的一种特定氧化态，在各个领域具有重要意义，从工业应用到环境科学和医学。通过了解nickelous化合物的性质和用途，我们可以更好地欣赏这一元素在我们日常生活和环境中的作用。随着研究的不断发展，nickelous化合物的重要性可能会扩大，带来新的发现和创新，利用这种重要金属的独特特性。