ceric

简明释义

英[ˈsɪərɪk]美[ˈsɪrɪk]

adj. 铈的

英英释义

单词用法

同义词

反义词

例句

1.In the presence of ethanonitrile and polyethylene glycol, anisole reacts with ammonium ceric nitrate to form o-nitroanisole.

在乙腈、聚乙二醇存在下，用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚。

2.In the presence of acetic acid and polyethylene glycol, anthracene reacts with ceric ammonium nitrate and sodium bromate to form 1-nitroanthraquinone.

在醋酸、聚乙二醇存在下，蒽与硝酸铈铵和溴酸钠反应生成1-硝基蒽醌。

3.This paper has investigated the analysis of different valence states of cerium in ceric hydroxide by titration.

研究了滴定法分析氢氧化铈中铈的价态。

4.Graft copolymerizations of butyl acrylate (BA) onto starch (s) were carried out with ceric ammonium nitrate as initiator, and influence of starch pasting on graft reaction is tested.

以硝酸铈铵为引发剂将丙烯酸丁酯(BA)与淀粉(s)接枝共聚，考察了淀粉糊化对接枝反应的影响。

5.The results showed that the Ammonium Ceric Nitrate used as initiator is high effective, the rate of polymerization reaction is satisfactory and the capacity of water-absorption for the resin is high.

结果表明：硝酸铈铵引发剂的引发效率高，聚合速度快，树脂的吸水能力强。

6.Graft polymerization of acrylic acid onto maize starch using ceric ammonium nitrate, ammonium persulfate and ammonium persulfate sodium bisulfate as initiators is studied.

研究了以硝酸铈铵、过硫酸铵、过硫酸铵-亚硫酸氢钠为引发剂玉米淀粉与丙烯酸的接枝共聚反应。

7.The results showed that the Ammonium Ceric Nitrate used as initiator is high effective, the rate of polymerization reaction is satisfactory and the capacity of water-absorption for the resin is high.

结果表明：硝酸铈铵引发剂的引发效率高，聚合速度快，树脂的吸水能力强。

8.The reaction was initiated using ceric 铈的 ammonium nitrate as a catalyst.

该反应是通过使用ceric铈的硝酸铵作为催化剂来启动的。

9.In the laboratory, we often use ceric 铈的 sulfate as an oxidizing agent.

在实验室中，我们经常使用ceric铈的硫酸盐作为氧化剂。

10.Researchers are studying the properties of ceric 铈的 compounds for potential applications in energy storage.

研究人员正在研究ceric铈的化合物的特性，以寻找在能源存储中的潜在应用。

11.The compound contains a significant amount of ceric 铈的 oxide, which is crucial for catalysis.

该化合物含有大量的ceric铈的氧化物，这对于催化非常重要。

12.The ceric 铈的 ions play a vital role in certain types of chemical reactions.

在某些类型的化学反应中，ceric铈的离子起着至关重要的作用。

作文

In the realm of chemistry, the term ceric refers to a specific oxidation state of the element cerium, which is a rare earth metal. Cerium can exist in different oxidation states, but the most common ones are +3 and +4. The ceric state, or +4 oxidation state, is particularly important in various chemical reactions and industrial applications. Understanding the properties and behaviors of ceric compounds is crucial for chemists who work with materials that utilize cerium.One notable application of ceric compounds is in catalysis. Catalysts are substances that speed up chemical reactions without being consumed in the process. For instance, ceric ammonium nitrate (CAN) is widely used as an oxidizing agent in organic synthesis. This compound facilitates the oxidation of alcohols to aldehydes and ketones, showcasing the versatility of ceric ions in synthetic chemistry. The ability of ceric ions to accept electrons makes them effective in these reactions, demonstrating their significance in the field.Moreover, the ceric ion's capacity to form complex compounds with various ligands expands its utility in analytical chemistry. For example, ceric sulfate is often employed in titrations to determine the concentration of certain substances. The distinct color change during these reactions provides a visual cue that aids chemists in quantifying unknown samples. This practical application highlights how understanding ceric chemistry can lead to advancements in laboratory techniques.In addition to its role in catalysis and analytical chemistry, ceric compounds also find applications in materials science. For instance, ceric oxide is used as a polishing agent for glass and ceramics due to its abrasive properties. Its effectiveness in polishing stems from its ability to react with surface imperfections, thereby enhancing the overall finish of materials. This application underscores the importance of ceric in both industrial and consumer products.Furthermore, the study of ceric compounds contributes to our understanding of environmental chemistry. Cerium, in its ceric state, has been investigated for its potential use in pollution control. Research has shown that ceric ions can help degrade harmful organic pollutants in wastewater treatment processes. By catalyzing the breakdown of these contaminants, ceric compounds offer a promising solution for addressing environmental challenges.In conclusion, the term ceric encompasses a range of important applications across various fields of chemistry. From catalysis to materials science and environmental remediation, the significance of ceric compounds cannot be overstated. As researchers continue to explore the unique properties of cerium in its ceric state, we can expect to see further innovations that harness its capabilities for practical and beneficial uses. Understanding ceric chemistry not only enriches our knowledge of elements but also paves the way for advancements that can positively impact our world.

在化学领域，术语ceric指的是元素铈的特定氧化态，铈是一种稀土金属。铈可以存在于不同的氧化态中，但最常见的是+3和+4。ceric态，即+4氧化态，在各种化学反应和工业应用中尤为重要。理解ceric化合物的性质和行为对于从事利用铈材料的化学家至关重要。ceric化合物的一个显著应用是在催化中。催化剂是加速化学反应而不被消耗的物质。例如，ceric铵硝酸盐（CAN）广泛用作有机合成中的氧化剂。该化合物促进醇转化为醛和酮，展示了ceric离子在合成化学中的多功能性。ceric离子接受电子的能力使其在这些反应中有效，展示了其在该领域的重要性。此外，ceric离子与各种配体形成复杂化合物的能力扩展了其在分析化学中的用途。例如，ceric硫酸盐常用于滴定，以确定某些物质的浓度。这些反应过程中明显的颜色变化提供了视觉线索，帮助化学家量化未知样品。这一实际应用强调了理解ceric化学如何推动实验室技术的进步。除了在催化和分析化学中的作用外，ceric化合物还在材料科学中找到应用。例如，ceric氧化物由于其磨料特性而被用作玻璃和陶瓷的抛光剂。其在抛光中的有效性源于其能够与表面缺陷反应，从而增强材料的整体光泽。这一应用突显了ceric在工业和消费品中的重要性。此外，ceric化合物的研究有助于我们理解环境化学。铈在其ceric状态下已被研究用于污染控制。研究表明，ceric离子可以帮助降解废水处理过程中的有害有机污染物。通过催化这些污染物的分解，ceric化合物为解决环境挑战提供了一种有前景的解决方案。总之，术语ceric涵盖了化学各个领域中重要应用的范围。从催化到材料科学和环境修复，ceric化合物的重要性不容小觑。随着研究人员继续探索铈在其ceric状态下的独特性质，我们可以期待看到进一步的创新，利用其能力实现切实和有益的用途。理解ceric化学不仅丰富了我们对元素的知识，也为积极影响我们世界的进步铺平了道路。