calcium hydroxide

简明释义

氢氧化钙

英英释义

例句

1.The chemical reaction between calcium hydroxide and carbon dioxide produces calcium carbonate.

在氢氧化钙和二氧化碳之间的化学反应中会产生碳酸钙。

2.In the food industry, calcium hydroxide is often used as a food additive for preservation.

在食品工业中，氢氧化钙常被用作食品添加剂以延长保质期。

3.Water treatment plants use calcium hydroxide to adjust pH levels.

水处理厂使用氢氧化钙来调节pH值。

4.In agriculture, calcium hydroxide is used to improve soil quality.

在农业中，氢氧化钙被用来改善土壤质量。

5.In dentistry, calcium hydroxide is used in root canal treatments.

在牙科中，氢氧化钙被用于根管治疗。

作文

Calcium hydroxide, known as 氢氧化钙 in Chinese, is a chemical compound with the formula Ca(OH)₂. It is commonly referred to as slaked lime or hydrated lime. This compound plays a significant role in various industries and applications, making it an important substance to understand. In this essay, I will explore the properties, uses, and significance of 氢氧化钙 in our daily lives and industrial processes.Firstly, 氢氧化钙 is produced by the reaction of calcium oxide (CaO), commonly known as quicklime, with water. The process is exothermic, releasing heat and resulting in a white powder or solid that is highly soluble in water. When dissolved, it forms a clear solution known as limewater, which is alkaline in nature due to the presence of hydroxide ions. This property makes 氢氧化钙 useful in neutralizing acids, which is a crucial function in various chemical processes.One of the most notable applications of 氢氧化钙 is in the construction industry. It is used as a key ingredient in mortar and plaster, providing strength and durability to buildings. Additionally, 氢氧化钙 is utilized in the production of cement, where it helps in the setting and hardening process. The ability of 氢氧化钙 to react with carbon dioxide in the air also contributes to the formation of calcium carbonate, which further enhances the structural integrity of concrete over time.Moreover, 氢氧化钙 is widely used in water treatment facilities. It acts as a flocculating agent, helping to remove impurities and contaminants from water. By raising the pH level of acidic waters, 氢氧化钙 promotes the precipitation of heavy metals and other harmful substances, making the water safer for consumption. This application is particularly vital in areas where access to clean water is a challenge, highlighting the compound's importance in public health.In agriculture, 氢氧化钙 serves as a soil amendment. It helps to correct soil acidity, improving nutrient availability for crops. Farmers often apply 氢氧化钙 to enhance soil quality and promote healthier plant growth. Furthermore, it can also be used in the production of calcium-rich fertilizers, which are essential for the proper development of plants.The pharmaceutical industry also recognizes the value of 氢氧化钙. It is used in various medicinal applications, including as an antacid to relieve heartburn and indigestion. Its alkaline nature helps to neutralize excess stomach acid, providing relief to individuals suffering from gastrointestinal discomfort. Additionally, 氢氧化钙 is employed in dental procedures, particularly in root canal treatments, where it aids in disinfecting and sealing the tooth.In conclusion, 氢氧化钙 or 氢氧化钙 is a versatile compound with a wide range of applications across different industries. From construction to water treatment, agriculture, and pharmaceuticals, its significance cannot be overstated. Understanding the properties and uses of 氢氧化钙 allows us to appreciate its role in enhancing our quality of life and supporting various industrial processes. As we continue to explore and innovate, the relevance of 氢氧化钙 in modern society will undoubtedly persist, making it an essential compound to study and utilize effectively.

氢氧化钙，中文名为氢氧化钙，是化学式为Ca(OH)₂的化合物。它通常被称为消石灰或水合石灰。该化合物在各个行业和应用中发挥着重要作用，因此理解它是非常重要的。在这篇文章中，我将探讨氢氧化钙的性质、用途及其在我们日常生活和工业过程中的重要性。首先，氢氧化钙是通过氧化钙（CaO，通常称为生石灰）与水反应生成的。这个过程是放热的，释放出热量，并产生一种白色粉末或固体，具有很高的水溶性。当溶解时，它形成一种被称为石灰水的清澈溶液，由于存在氢氧根离子，因此呈碱性。这一特性使得氢氧化钙在中和酸方面非常有用，这是各种化学过程中至关重要的功能。氢氧化钙最显著的应用之一是在建筑行业。它作为砂浆和灰泥的关键成分，为建筑物提供强度和耐久性。此外，氢氧化钙还用于水泥的生产，在凝结和硬化过程中发挥作用。氢氧化钙与空气中的二氧化碳反应的能力也促进了碳酸钙的形成，进一步增强了混凝土随着时间推移的结构完整性。此外，氢氧化钙在水处理设施中被广泛使用。它作为絮凝剂，有助于去除水中的杂质和污染物。通过提高酸性水的pH值，氢氧化钙促进了重金属和其他有害物质的沉淀，使水更安全可供饮用。这一应用在水源匮乏的地区尤为重要，突显了该化合物在公共卫生中的重要性。在农业中，氢氧化钙作为土壤改良剂发挥作用。它有助于纠正土壤酸度，提高作物的养分可用性。农民常常施用氢氧化钙来改善土壤质量，促进植物的健康生长。此外，它还可以用于生产富含钙的肥料，这对植物的正常发育至关重要。制药行业也认识到氢氧化钙的价值。它被用于各种药用应用，包括作为抗酸剂来缓解胃灼热和消化不良。其碱性特性有助于中和过量的胃酸，为患有胃肠不适的人提供缓解。此外，氢氧化钙还用于牙科手术，特别是在根管治疗中，帮助消毒和密封牙齿。总之，氢氧化钙或氢氧化钙是一个多用途的化合物，在不同的行业中有着广泛的应用。从建筑到水处理、农业和制药，它的重要性不可低估。理解氢氧化钙的性质和用途使我们能够欣赏它在改善我们的生活质量和支持各种工业过程中的作用。随着我们继续探索和创新，氢氧化钙在现代社会中的相关性无疑会持续，使其成为一个值得研究和有效利用的基本化合物。