calcium hydroxide

简明释义

氢氧化钙

英英释义

例句

1.The construction industry often uses calcium hydroxide for soil stabilization.

建筑行业通常使用氢氧化钙来稳定土壤。

2.In water treatment processes, calcium hydroxide helps to remove impurities.

在水处理过程中，氢氧化钙有助于去除杂质。

3.In the food industry, calcium hydroxide is used as a food additive.

在食品工业中，氢氧化钙被用作食品添加剂。

4.The dental profession utilizes calcium hydroxide in root canal treatments.

牙科专业在根管治疗中使用氢氧化钙。

5.Farmers apply calcium hydroxide to improve soil pH levels.

农民施用氢氧化钙以改善土壤pH值。

作文

Calcium hydroxide, often represented by its chemical formula Ca(OH)₂, is a compound that has significant importance in various fields, including chemistry, construction, and environmental science. This inorganic compound is commonly known as slaked lime or hydrated lime. It is produced by adding water to quicklime (calcium oxide), which is obtained from limestone through a process called calcination. The reaction of calcium oxide with water results in the formation of calcium hydroxide (氢氧化钙), a white powdery substance that is highly soluble in water, forming an alkaline solution.One of the most notable applications of calcium hydroxide (氢氧化钙) is in the construction industry. It is used as a key ingredient in mortars and plasters, where it acts as a binding agent. When mixed with sand and water, calcium hydroxide (氢氧化钙) creates a durable and strong material that can withstand various environmental conditions. Additionally, it plays a critical role in the process of lime stabilization, where soils are treated with calcium hydroxide (氢氧化钙) to improve their load-bearing capacity and reduce plasticity.In environmental science, calcium hydroxide (氢氧化钙) is utilized for water treatment purposes. It helps in neutralizing acidic waters, thus improving the overall quality of water bodies. The addition of calcium hydroxide (氢氧化钙) to wastewater can precipitate heavy metals and other contaminants, making it an essential component in the process of purification. Furthermore, its ability to raise the pH level of acidic solutions makes it valuable in various industrial processes, such as the production of paper and textiles.Another interesting aspect of calcium hydroxide (氢氧化钙) is its use in agriculture. Farmers often apply calcium hydroxide (氢氧化钙) to acidic soils to enhance crop yields. By increasing the soil pH, it helps create a more favorable environment for plant growth and nutrient absorption. Moreover, calcium hydroxide (氢氧化钙) can also be used as a pesticide, effectively controlling pests and diseases that threaten crops.In the realm of food processing, calcium hydroxide (氢氧化钙) is employed in the preparation of various food products. It is used as a firming agent in canned fruits and vegetables, helping to maintain their texture during the cooking process. Additionally, calcium hydroxide (氢氧化钙) is used in the production of certain types of traditional foods, such as tortillas, where it aids in the nixtamalization process of corn.Despite its numerous benefits, it is essential to handle calcium hydroxide (氢氧化钙) with care, as it can be hazardous in concentrated forms. Exposure to dust or splashes can cause irritation to the skin, eyes, and respiratory tract. Therefore, appropriate safety measures should be taken when working with this compound.In conclusion, calcium hydroxide (氢氧化钙) is a versatile compound with a wide range of applications across various industries. Its importance in construction, environmental science, agriculture, and food processing highlights its value in modern society. Understanding the properties and uses of calcium hydroxide (氢氧化钙) not only enhances our knowledge of chemistry but also enables us to utilize this compound effectively in practical applications.

氢氧化钙，通常用其化学式Ca(OH)₂表示，是一种在化学、建筑和环境科学等多个领域具有重要意义的化合物。这种无机化合物通常被称为熟石灰或水合石灰。它是通过将水加入生石灰（氧化钙）中生产的，生石灰是通过称为煅烧的过程从石灰石中获得的。氧化钙与水的反应生成氢氧化钙（calcium hydroxide），这是一种高度溶于水的白色粉末状物质，形成碱性溶液。氢氧化钙（calcium hydroxide）最显著的应用之一是在建筑行业。它作为砂浆和抹灰的关键成分使用，在这里它充当粘合剂。当与砂和水混合时，氢氧化钙（calcium hydroxide）形成一种耐用且强大的材料，可以承受各种环境条件。此外，它在石灰稳定化过程中也发挥着关键作用，在这一过程中，土壤用氢氧化钙（calcium hydroxide）处理，以改善其承载能力并减少塑性。在环境科学中，氢氧化钙（calcium hydroxide）用于水处理目的。它有助于中和酸性水，从而改善水体的整体质量。向废水中添加氢氧化钙（calcium hydroxide）可以沉淀重金属和其他污染物，使其成为净化过程中的一个重要组成部分。此外，它提高酸性溶液pH值的能力使其在许多工业过程中（如纸张和纺织品的生产）中变得有价值。氢氧化钙（calcium hydroxide）的另一个有趣方面是其在农业中的应用。农民通常将氢氧化钙（calcium hydroxide）施加到酸性土壤中以提高作物产量。通过提高土壤pH值，它有助于为植物生长和养分吸收创造更有利的环境。此外，氢氧化钙（calcium hydroxide）还可以用作农药，有效控制威胁作物的害虫和疾病。在食品加工领域，氢氧化钙（calcium hydroxide）用于各种食品产品的制备。它作为罐装水果和蔬菜的固化剂，帮助在烹饪过程中保持其质地。此外，氢氧化钙（calcium hydroxide）在某些传统食品的生产中也被使用，例如玉米饼，在这里它在玉米的石灰化过程中起到帮助作用。尽管有许多好处，但在浓缩形式下处理氢氧化钙（calcium hydroxide）时必须小心，因为它可能是有害的。接触灰尘或飞溅可能会导致皮肤、眼睛和呼吸道的刺激。因此，在使用这种化合物时应采取适当的安全措施。总之，氢氧化钙（calcium hydroxide）是一种多用途的化合物，在各个行业中有广泛的应用。它在建筑、环境科学、农业和食品加工中的重要性突显了其在现代社会中的价值。理解氢氧化钙（calcium hydroxide）的性质和用途不仅增强了我们对化学的理解，而且使我们能够在实际应用中有效利用这种化合物。