barium chloride

简明释义

氯化钡

英英释义

例句

1.For the experiment, we dissolved barium chloride in water to observe the reaction with sodium sulfate.

在实验中，我们将氯化钡溶解在水中，以观察其与硫酸钠的反应。

2.The student learned that barium chloride can be used to create a green flame in pyrotechnics.

学生了解到氯化钡可以用于烟火中产生绿色火焰。

3.The laboratory used barium chloride to test for the presence of sulfate ions in the water sample.

实验室使用氯化钡来测试水样中硫酸根离子的存在。

4.In the chemical reaction, barium chloride was added to precipitate barium sulfate.

在化学反应中，加入了氯化钡以沉淀出硫酸钡。

5.Safety goggles must be worn when handling barium chloride due to its toxic nature.

处理氯化钡时必须佩戴安全护目镜，因为它具有毒性。

作文

Barium chloride, represented chemically as barium chloride, is an inorganic compound with the formula BaCl2. It is a white crystalline solid that is highly soluble in water, making it useful in various applications. The compound is primarily used in the manufacturing of other barium compounds and in the production of fireworks, where it contributes to the vibrant green colors. In addition, barium chloride is employed in the oil and gas industry for drilling fluids, as it helps to control the density of the fluid. This property is particularly important in maintaining the stability of the borehole during drilling operations.One of the most significant uses of barium chloride is in analytical chemistry, where it serves as a reagent for detecting sulfate ions. When barium chloride is added to a solution containing sulfate ions, it reacts to form barium sulfate, which is an insoluble precipitate. This reaction can be used as a qualitative test for the presence of sulfate in various samples, including water and soil. The formation of the white precipitate is a clear indication of the sulfate's presence, making barium chloride a valuable tool in environmental analysis.Despite its usefulness, barium chloride must be handled with care due to its toxic nature. It can pose serious health risks if ingested or inhaled, leading to symptoms such as muscle weakness, respiratory issues, and gastrointestinal distress. Therefore, safety precautions are essential when working with this compound. Personal protective equipment, such as gloves and masks, should always be worn, and work should be conducted in well-ventilated areas to minimize exposure.In addition to its industrial applications, barium chloride has some interesting historical significance. It was first discovered in the early 1800s and has since been studied extensively for its chemical properties. Researchers have explored its potential in various fields, including medicine, where it has been used in certain imaging procedures. For example, barium sulfate, derived from barium chloride, is commonly used as a contrast agent in X-ray imaging of the gastrointestinal tract, allowing for clearer visualization of internal structures.In summary, barium chloride is a versatile inorganic compound with a range of applications across different industries. Its ability to dissolve in water and react with sulfate ions makes it particularly valuable in analytical chemistry and industrial processes. However, due to its toxicity, it is crucial to handle barium chloride with caution and adhere to safety guidelines. As research continues, new uses for this compound may emerge, further highlighting its importance in both scientific and industrial contexts.

氯化钡（化学式为氯化钡）是一种无机化合物，化学式为BaCl2。它是一种白色结晶固体，易溶于水，因此在各种应用中非常有用。该化合物主要用于制造其他氯化钡化合物以及烟花的生产中，能产生鲜艳的绿色颜色。此外，氯化钡还用于石油和天然气行业的钻井液，因为它有助于控制液体的密度。这一特性在钻井作业中维持井眼稳定性方面尤为重要。氯化钡最重要的用途之一是在分析化学中，作为检测硫酸根离子的试剂。当氯化钡加入含有硫酸根离子的溶液时，会反应生成氟化钡，这是一种不溶性沉淀物。这个反应可以作为定性测试，用于检测水和土壤等各种样品中的硫酸根的存在。白色沉淀物的形成清楚地表明了硫酸根的存在，使得氯化钡成为环境分析中的一种宝贵工具。尽管氯化钡非常有用，但由于其毒性，必须小心处理。如果摄入或吸入，会导致严重的健康风险，出现诸如肌肉无力、呼吸问题和胃肠道不适等症状。因此，在使用该化合物时，安全预防措施至关重要。始终应佩戴个人防护装备，如手套和口罩，并在通风良好的区域内进行工作，以减少暴露。除了工业应用外，氯化钡还有一些有趣的历史意义。它最早是在19世纪初被发现的，此后因其化学性质而进行了广泛研究。研究人员探索了其在各个领域的潜在应用，包括医学，其中某些成像程序中使用了它。例如，源自氯化钡的硫酸钡通常用作X射线成像的对比剂，可以更清晰地显示胃肠道的内部结构。总之，氯化钡是一种多功能的无机化合物，在不同的行业中具有广泛的应用。其易溶于水并与硫酸根离子反应的能力使其在分析化学和工业过程中尤其有价值。然而，由于其毒性，处理氯化钡时务必谨慎，并遵循安全指南。随着研究的持续进行，该化合物的新用途可能会不断出现，进一步突显其在科学和工业背景下的重要性。