sulfide

简明释义

英[ˈsʌlfaɪd]美[ˈsʌlfaɪd]

n. [化学] 硫化物

复 数 s u l f i d e s

英英释义

单词用法

同义词

反义词

例句

1.A range of polymers which are made from sodium sulfide and p-dichlorobenzene.

由硫化钠和对二氯苯制成的一系列聚合物。

2.When hydrogen sulfide reacts with the oxygen in the water, the result of that is sulfuric acid.

当硫化氢与水中的氧反应，得到的就是硫酸。

3.Storage : protect it from moisture or touching with sulfide . stored in cool , dry and ventilated places.

贮存：防止受潮，贮存于阴凉、干燥、通风处，防止与硫化物接触。

4.But sulfide-rich foods, such as coffee, garlic and Onions, may accelerate the change from metallic mercury into the safer sulfide.

不过，食用诸如咖啡、大蒜、洋葱这些富含硫元素的食物可以加速填充物上汞元素硫化的进程。

5.The technological process for the preparation of iron yellow from iron sulfide slag by sulfate oxidation method is described.

介绍了以硫铁矿烧渣为原料，采用湿法硫酸盐氧化法制备氧化铁黄的工艺过程。

6.The title compound has been obtained by the reaction of copper powder with sulfur powder, potassium sulfide and 3-methylpyridine at ambient temperature and normal atmosphere.

采用铜粉、硫粉、硫化钾及3-甲基吡啶在常湿、常温下直接合成了标题化合物。

7.Exclusively sulfide-eating bacteria coat the bottoms of the rocks in a white biofilm.

所有硫化物吃掉包裹在石块底部的细菌形成白色的生物膜。

8.As he went out, a smell of hydrogen sulfide, like rotten eggs, wafted in.

他一出去，一股硫酸味道象臭鸡蛋似的吹了进来。

9.The geologist found a significant amount of sulfide in the rock samples, indicating the presence of valuable minerals.

地质学家在岩石样本中发现了大量的硫化物，这表明存在有价值的矿物。

10.Certain bacteria can metabolize sulfide to obtain energy in anaerobic conditions.

某些细菌能够在厌氧条件下代谢硫化物以获取能量。

11.The smell of rotten eggs is often due to the presence of hydrogen sulfide in the environment.

腐烂鸡蛋的气味通常是由于环境中存在氢硫化物。

12.In the laboratory, we conducted an experiment to analyze the properties of sulfide compounds.

在实验室，我们进行了分析硫化物化合物性质的实验。

13.The mining company extracted copper sulfide from the ore to produce metal.

该矿业公司从矿石中提取铜硫化物以生产金属。

作文

Sulfides are a class of chemical compounds that contain sulfur bonded to another element or group. They are often encountered in various fields, including chemistry, geology, and environmental science. Understanding sulfides is essential for several reasons, particularly their role in nature and industry. In this essay, we will explore the significance of sulfide (硫化物) compounds, their formation, and their applications in different sectors.One of the most common examples of sulfide (硫化物) is hydrogen sulfide (H2S), a colorless gas known for its distinct smell of rotten eggs. This compound is produced naturally through the decomposition of organic matter and is found in volcanic gases, natural gas, and even in some mineral springs. While hydrogen sulfide (硫化物) can be toxic at high concentrations, it also plays a crucial role in biogeochemical cycles, particularly in the sulfur cycle. Microorganisms utilize hydrogen sulfide (硫化物) in anaerobic environments, contributing to nutrient cycling in ecosystems.In addition to its natural occurrence, sulfide (硫化物) compounds have significant industrial applications. For example, metal sulfides (硫化物) such as copper sulfide (CuS) and lead sulfide (PbS) are valuable resources in mining and metallurgy. These compounds are often extracted from ore deposits and processed to obtain pure metals. The extraction process typically involves roasting the sulfide (硫化物) ores, which releases sulfur dioxide (SO2) and leaves behind the desired metal. This method highlights the importance of sulfide (硫化物) compounds in the production of essential materials used in electronics, construction, and other industries.Furthermore, sulfide (硫化物) compounds also play a role in environmental science. The presence of sulfide (硫化物) in water bodies can indicate pollution levels, especially in areas affected by industrial activities. Monitoring sulfide (硫化物) concentrations helps scientists assess the health of aquatic ecosystems and the potential impact on wildlife. Additionally, certain bacteria can convert harmful sulfates into less toxic sulfide (硫化物), showcasing the potential for bioremediation in polluted environments.Despite their usefulness, sulfide (硫化物) compounds can pose environmental and health risks. For instance, the release of hydrogen sulfide (硫化物) during oil drilling and refining processes can lead to air quality issues and health hazards for workers. It is crucial for industries to implement safety measures and monitoring systems to minimize exposure to this hazardous gas. Moreover, the accumulation of sulfide (硫化物) in sediments can lead to problems such as acid mine drainage, which negatively impacts water quality and aquatic life.In conclusion, sulfide (硫化物) compounds are vital components in various natural and industrial processes. Their roles in the sulfur cycle, metal extraction, and environmental monitoring underscore their significance in both ecological and economic contexts. However, it is essential to balance the benefits of sulfide (硫化物) utilization with the potential risks they pose to health and the environment. As research continues to advance, a deeper understanding of sulfide (硫化物) chemistry will undoubtedly lead to safer and more sustainable practices in managing these important compounds.

硫化物是一类含有硫与其他元素或基团结合的化合物。它们常见于化学、地质和环境科学等多个领域。理解硫化物至关重要，特别是它们在自然和工业中的作用。在这篇文章中，我们将探讨sulfide（硫化物）化合物的重要性、形成及其在不同领域的应用。最常见的sulfide（硫化物）例子之一是硫化氢（H2S），这是一种无色气体，以腐烂鸡蛋的独特气味而闻名。这种化合物通过有机物分解自然产生，存在于火山气体、天然气甚至一些矿泉水中。虽然高浓度的氢sulfide（硫化物）会有毒，但它在生物地球化学循环中也起着至关重要的作用，尤其是在硫循环中。微生物在厌氧环境中利用氢sulfide（硫化物），促进生态系统中的养分循环。除了自然存在，sulfide（硫化物）化合物在工业上也有重要应用。例如，金属sulfides（硫化物）如硫化铜（CuS）和硫化铅（PbS）是采矿和冶金中的宝贵资源。这些化合物通常从矿石中提取，并经过处理以获得纯金属。提取过程通常涉及焙烧sulfide（硫化物）矿石，这会释放二氧化硫（SO2），并留下所需的金属。这一方法突显了sulfide（硫化物）化合物在电子、建筑和其他行业中生产必需材料的重要性。此外，sulfide（硫化物）化合物还在环境科学中发挥作用。水体中sulfide（硫化物）的存在可以指示污染水平，特别是在受到工业活动影响的地区。监测sulfide（硫化物）浓度有助于科学家评估水生生态系统的健康状况及其对野生动物的潜在影响。此外，某些细菌可以将有害的硫酸盐转化为毒性较低的sulfide（硫化物），展示了在污染环境中生物修复的潜力。尽管它们有用，sulfide（硫化物）化合物也可能带来环境和健康风险。例如，在石油钻探和精炼过程中释放的氢sulfide（硫化物）可能导致空气质量问题和工人的健康危害。工业界必须实施安全措施和监测系统，以最小化对这种有害气体的暴露。此外，沉积物中sulfide（硫化物）的积累可能导致诸如酸性矿山排水的问题，这对水质和水生生物产生负面影响。总之，sulfide（硫化物）化合物是各种自然和工业过程中的重要组成部分。它们在硫循环、金属提取和环境监测中的作用强调了它们在生态和经济背景下的重要性。然而，平衡sulfide（硫化物）利用的好处与它们对健康和环境的潜在风险至关重要。随着研究的不断进展，对sulfide（硫化物）化学的更深入理解无疑将导致在管理这些重要化合物时采取更安全和可持续的做法。