basicity

简明释义

英[beɪˈsɪsɪti]美[beˈsɪsətɪ]

n. 碱度；盐基度

英英释义

单词用法

同义词

反义词

例句

1.The effect of basicity of top slags on oxygen content in steel and desulphurization rate during smelting bearing steel has been analyzed.

分析了轴承钢冶炼过程中顶渣碱度对钢中氧含量和脱硫率的影响。

2.The acidity and basicity of catalyst might be the key factors that influenced the catalytic activities.

催化剂的酸碱性可能是影响催化活性的关键因素。

3.Based on the principle of electronegativity equalization, a new method is developed which can be used to scale the basicity of binary oxides.

本文应用电负性均衡原理，建立了一种标度二元氧化物碱性强弱的新方法。

4.The paper introduces viscosity of slag detected by laboratory and discuses all kinds of elements and basicity have made an effect on viscosity of slag.

叙述了现场渣样实验室的粘度测定结果，讨论了各种成分及炉渣碱度对粘度的影响的实验室研究结果。

5.The key to the use of this technique lies in selecting appropriate solvents, a certain basicity and time enough for return flow in heating.

使用这种方法的关键在于选择合适的溶剂、足够的碱浓度及加热回流时间。

6.The practice has proved that low basicity operation has characteristics of making slag rapidly, spraying slightly and little consumption.

实践证明，低碱度操作具有成渣快速、喷溅较小、消耗较低的特点。

7.It compares the nucleophilicity of nocleophilic reagent with the similarities and differences of basicity.

把亲核剂的亲核性和碱性的区别与相同之处进行了比较。

8.The pH level of a solution can indicate its basicity, which is the measure of how basic it is.

溶液的pH值可以指示其碱性，这是衡量其多基本的指标。

9.In chemistry, compounds with high basicity often react vigorously with acids.

在化学中，具有高碱性的化合物通常会与酸发生剧烈反应。

10.The basicity of the soil affects its ability to support plant growth.

土壤的碱性影响其支持植物生长的能力。

11.We need to test the basicity of the water before using it for irrigation.

在将水用于灌溉之前，我们需要测试其碱性。

12.The basicity of ammonia makes it an effective cleaner.

氨的碱性使其成为一种有效的清洁剂。

作文

Basicity is a term often used in chemistry to describe the property of a substance that can accept protons or donate electron pairs. It is an essential concept in understanding acid-base reactions, where substances interact based on their acidic or basic characteristics. The importance of basicity cannot be overstated, as it plays a crucial role in various chemical processes, biological systems, and even environmental science. To understand basicity, one must first grasp the concept of acids and bases. According to the Brønsted-Lowry theory, acids are proton donors while bases are proton acceptors. Therefore, a substance with high basicity can readily accept protons from acids, making it a strong base. For instance, sodium hydroxide (NaOH) is a well-known strong base because of its ability to dissociate completely in water, releasing hydroxide ions (OH-) that can neutralize acids. In addition to its role in chemical reactions, basicity also has significant implications in biological systems. For example, enzymes, which are vital for various biochemical reactions in living organisms, often require specific pH levels to function optimally. The basicity of certain amino acids in these enzymes influences their ability to bind with substrates and catalyze reactions. Thus, understanding the basicity of different substances can help scientists develop better pharmaceuticals and treatments for diseases. Moreover, basicity is also important in environmental science. Soil pH is a critical factor that affects plant growth and nutrient availability. Soils with higher basicity tend to have a higher pH, which can influence the types of plants that thrive in that environment. For instance, many crops prefer slightly acidic to neutral soils, whereas some plants, like certain grasses, may thrive in more alkaline conditions. Understanding the basicity of soil can help farmers make informed decisions about soil amendments and crop selection. In conclusion, basicity is a fundamental concept in chemistry that extends beyond the laboratory. Its implications in biological systems and environmental science highlight its significance in our everyday lives. As we continue to explore the complexities of chemical interactions, a deeper understanding of basicity will undoubtedly contribute to advancements in various fields, from medicine to agriculture. By recognizing the importance of basicity, we can appreciate the intricate balance that exists within our world and the role that chemistry plays in sustaining life.

基本性是一个常用于化学中的术语，用以描述一种物质接受质子或捐赠电子对的特性。它是理解酸碱反应的基本概念，在这些反应中，物质根据其酸性或碱性特征相互作用。基本性的重要性不可低估，因为它在各种化学过程、生物系统甚至环境科学中都起着至关重要的作用。 要理解基本性，首先必须掌握酸和碱的概念。根据布朗斯特-洛瑞理论，酸是质子供体，而碱是质子接受者。因此，一种具有高基本性的物质能够从酸中容易地接受质子，使其成为强碱。例如，氢氧化钠（NaOH）是一种众所周知的强碱，因为它能够在水中完全解离，释放出可以中和酸的氢氧根离子（OH-）。 除了在化学反应中的作用，基本性在生物系统中也有重要意义。例如，酶是生命体内各种生化反应所必需的，它们通常需要特定的pH水平才能最佳运作。这些酶中某些氨基酸的基本性影响它们与底物结合和催化反应的能力。因此，理解不同物质的基本性可以帮助科学家开发更好的药物和治疗疾病的方法。 此外，基本性在环境科学中也很重要。土壤pH是影响植物生长和养分可用性的关键因素。具有较高基本性的土壤往往具有较高的pH，这可能影响在该环境中生长的植物类型。例如，许多农作物喜欢稍微酸性到中性的土壤，而某些植物，如某些草类，可能在更碱性的条件下茁壮成长。理解土壤的基本性可以帮助农民做出关于土壤改良和作物选择的明智决策。 总之，基本性是化学中的一个基本概念，超越了实验室的范畴。它在生物系统和环境科学中的影响突显了它在我们日常生活中的重要性。随着我们继续探索化学相互作用的复杂性，对基本性的更深入理解无疑将有助于各个领域的进步，从医学到农业。通过认识到基本性的重要性，我们可以欣赏到我们世界中存在的微妙平衡以及化学在维持生命中所扮演的角色。