nitric acid

简明释义

硝酸

英英释义

例句

1.The laboratory used nitric acid to dissolve metal samples for analysis.

实验室使用硝酸来溶解金属样品以进行分析。

2.Safety goggles must be worn when working with nitric acid due to its corrosive nature.

由于其腐蚀性，在处理硝酸时必须佩戴安全护目镜。

3.The reaction between nitric acid and copper produces nitrogen dioxide gas.

硝酸与铜的反应会产生二氧化氮气体。

4.In the production of fertilizers, nitric acid is a key ingredient.

在肥料生产中，硝酸是一个关键成分。

5.When mixed with water, nitric acid produces heat and should be handled carefully.

与水混合时，硝酸会产生热量，应该小心处理。

作文

Nitric acid, known chemically as HNO3, is a highly corrosive and strong mineral acid. It has been used for centuries in various industrial processes and is a key component in the production of fertilizers, explosives, and many chemical syntheses. The importance of nitric acid (硝酸) in the modern world cannot be overstated, as it plays a crucial role in agriculture, manufacturing, and even in the field of pharmaceuticals.One of the primary uses of nitric acid (硝酸) is in the production of ammonium nitrate, which is a widely used nitrogenous fertilizer. This compound provides essential nutrients to plants, promoting healthy growth and increasing crop yields. The process of creating ammonium nitrate involves the neutralization of ammonia with nitric acid (硝酸), resulting in a product that is both effective and efficient for agricultural purposes.In addition to its use in fertilizers, nitric acid (硝酸) is also a key ingredient in the manufacture of explosives. For instance, it is used in the production of TNT (trinitrotoluene) and nitroglycerin. These explosives are vital in construction, mining, and demolition work. The ability of nitric acid (硝酸) to oxidize organic materials makes it an essential reagent in these applications, allowing for controlled explosions that can break rock or demolish buildings safely.Furthermore, nitric acid (硝酸) is utilized in various chemical syntheses, including the production of dyes, plastics, and pharmaceuticals. Its strong oxidizing properties enable it to participate in numerous reactions, making it a versatile compound in organic chemistry. For example, nitric acid (硝酸) can be used to nitrate aromatic compounds, leading to the formation of nitro compounds that are essential in the synthesis of many drugs and industrial chemicals.However, handling nitric acid (硝酸) requires caution due to its corrosive nature. It can cause severe burns upon contact with skin, and its fumes can irritate the respiratory system. Therefore, proper safety protocols must be followed when working with this acid, including the use of personal protective equipment such as gloves, goggles, and respirators. Additionally, nitric acid (硝酸) should be stored in appropriate containers to prevent leaks and spills, which can lead to hazardous situations.Moreover, the environmental impact of nitric acid (硝酸) production and use must be considered. The release of nitrogen oxides into the atmosphere from industrial processes can contribute to air pollution and acid rain. Thus, industries are encouraged to adopt cleaner technologies and practices to minimize emissions associated with nitric acid (硝酸).In conclusion, nitric acid (硝酸) is a vital chemical with a wide range of applications in agriculture, explosives manufacturing, and chemical synthesis. Its significance in these fields highlights the importance of understanding its properties and safe handling practices. As we continue to rely on nitric acid (硝酸) in various industries, it is crucial to balance its benefits with environmental considerations and safety measures to ensure a sustainable future.