aqua regia

简明释义

王水

英英释义

例句

1.In jewelry making, aqua regia is often used to reclaim gold from old pieces.

在珠宝制作中，aqua regia常用于从旧饰品中回收黄金。

2.To analyze the sample, the scientist prepared aqua regia for the extraction of precious metals.

为了分析样本，科学家准备了aqua regia以提取贵金属。

3.The reaction between hydrochloric acid and nitric acid creates aqua regia, which is powerful enough to dissolve platinum.

盐酸和硝酸之间的反应产生aqua regia，其强度足以溶解铂金。

4.When cleaning the lab equipment, we carefully handled aqua regia due to its corrosive nature.

在清洁实验室设备时，我们小心地处理aqua regia，因为它具有腐蚀性。

5.The chemist used aqua regia to dissolve gold from the circuit boards.

化学家使用aqua regia来溶解电路板上的黄金。

作文

aqua regia is a highly corrosive mixture of concentrated nitric acid and hydrochloric acid, traditionally used in the field of chemistry for its ability to dissolve noble metals such as gold and platinum. The term itself is derived from Latin, meaning 'royal water', which reflects its unique capability to break down substances that are typically resistant to other solvents. This powerful reagent has played a significant role in various scientific advancements, particularly in metallurgy and analytical chemistry.Historically, aqua regia was first described by the alchemist Geber in the 8th century, who recognized its potential for separating gold from other materials. The mixture produces a reaction that generates chlorine gas, which then reacts with the metal, leading to its dissolution. This property makes aqua regia an invaluable tool in laboratories where precise measurements and purifications are necessary.In practical applications, aqua regia is often used for cleaning glassware in laboratories, particularly when dealing with residues of precious metals. When glassware has been contaminated with metals, a simple rinse with aqua regia can restore it to a pristine state. However, due to its highly reactive nature, working with aqua regia requires strict safety protocols. Proper protective gear, including gloves and goggles, must be worn to prevent chemical burns or inhalation of toxic fumes.Furthermore, aqua regia is also utilized in the process of gold recovery from electronic waste. As technology continues to evolve, the recycling of precious metals from discarded electronics has become increasingly important. The ability of aqua regia to selectively dissolve gold allows for efficient extraction and purification, contributing to sustainable practices in waste management.Despite its usefulness, aqua regia should be handled with caution. The mixture is not only hazardous but can also produce dangerous gases that pose health risks if inhaled. Therefore, it is crucial for anyone working with aqua regia to understand the proper handling and disposal methods to mitigate any potential dangers.In conclusion, aqua regia remains an essential reagent in modern chemistry, revered for its ability to dissolve noble metals and its various applications in laboratory settings and recycling processes. Its historical significance and continued relevance in scientific research underscore the importance of understanding and respecting this powerful chemical. As we continue to explore the realms of chemistry, aqua regia serves as a reminder of the delicate balance between utility and safety in the world of chemical experimentation.

aqua regia 是一种高度腐蚀性的浓硝酸和盐酸的混合物，传统上用于化学领域，因为它能够溶解金、铂等贵金属。这个术语本身源自拉丁语，意为“皇家水”，反映了它独特的能力，能够分解通常对其他溶剂具有抵抗力的物质。这种强大的试剂在各种科学进步中发挥了重要作用，特别是在冶金和分析化学领域。历史上，aqua regia 最早由8世纪的炼金术士杰伯描述，他认识到其在从其他材料中分离黄金方面的潜力。这种混合物产生的反应会生成氯气，然后与金属反应，导致其溶解。这一特性使得aqua regia 在实验室中进行精确测量和净化时成为无价之宝。在实际应用中，aqua regia 通常用于清洁实验室中的玻璃器皿，特别是在处理贵金属残留物时。当玻璃器皿被金属污染时，用aqua regia简单冲洗可以恢复其原始状态。然而，由于其高度反应性，使用aqua regia时需要严格的安全协议。必须穿戴适当的防护装备，包括手套和护目镜，以防止化学灼伤或吸入有毒烟雾。此外，aqua regia 还用于从电子废物中回收黄金的过程。随着技术的不断发展，从废弃电子产品中回收贵金属变得越来越重要。aqua regia 选择性溶解黄金的能力允许高效提取和净化，有助于可持续的废物管理实践。尽管它非常有用，但aqua regia 应该谨慎处理。这种混合物不仅危险，还可能产生有害气体，如果吸入会对健康构成风险。因此，任何与aqua regia 相关的工作者都必须了解正确的处理和处置方法，以减轻潜在的危险。总之，aqua regia 仍然是现代化学中一种必不可少的试剂，以其溶解贵金属的能力和在实验室环境及回收过程中的各种应用而受到尊重。它的历史意义和在科学研究中持续的相关性强调了理解和尊重这种强大化学物质的重要性。随着我们继续探索化学领域，aqua regia 提醒我们在化学实验的世界中，实用性与安全性之间的微妙平衡。