metal carbonyl

简明释义

羰络金属

英英释义

例句

1.Researchers are exploring the use of metal carbonyl 金属羰基 compounds in organic synthesis.

研究人员正在探索在有机合成中使用金属羰基化合物。

2.In coordination chemistry, metal carbonyl 金属羰基 complexes are important models for studying bonding.

在配位化学中，金属羰基复合物是研究键合的重要模型。

3.The synthesis of metal carbonyl 金属羰基 complexes often involves carbon monoxide as a ligand.

合成金属羰基复合物通常涉及一氧化碳作为配体。

4.The reactivity of metal carbonyl 金属羰基 complexes can vary significantly depending on their structure.

不同结构的金属羰基复合物的反应性可能会显著不同。

5.The study of metal carbonyl 金属羰基 complexes is crucial for understanding their catalytic properties.

对金属羰基复合物的研究对理解它们的催化特性至关重要。

作文

Metal carbonyls are fascinating compounds that play a significant role in the field of coordination chemistry and catalysis. These compounds consist of a metal atom bonded to one or more carbon monoxide (CO) molecules. The general formula for a metal carbonyl (金属羰基) can be represented as M(CO)n, where M stands for the metal and n indicates the number of CO ligands attached to it. The nature of the metal and the number of carbonyl groups can greatly influence the properties and reactivity of these compounds.The study of metal carbonyls (金属羰基) has garnered considerable attention due to their unique electronic and steric characteristics. Transition metals such as nickel, iron, and cobalt are commonly found in these compounds, and they exhibit interesting bonding interactions with carbon monoxide. The CO ligands act as strong field ligands, leading to significant stabilization of the metal center through back-bonding, where electrons from the filled d-orbitals of the metal can interact with the empty π* orbitals of the CO.One of the most notable applications of metal carbonyls (金属羰基) is in catalysis. For instance, they are used in hydroformylation reactions, which involve the addition of carbon monoxide and hydrogen to alkenes to produce aldehydes. This process is crucial in the production of various chemicals and intermediates in the chemical industry. Additionally, metal carbonyls (金属羰基) can also serve as precursors for the synthesis of other valuable compounds, making them essential in organic synthesis.Another area where metal carbonyls (金属羰基) have proven to be invaluable is in the field of materials science. They can be utilized to create thin films and nanoparticles with specific properties. The ability to control the size and shape of these materials allows for the development of advanced technologies, including sensors, catalysts, and electronic devices. Researchers are continually exploring new ways to harness the properties of metal carbonyls (金属羰基) for innovative applications.Despite their many advantages, metal carbonyls (金属羰基) also pose certain challenges, particularly regarding their toxicity and stability. Carbon monoxide is a hazardous gas, and handling metal carbonyls (金属羰基) requires strict safety protocols to prevent exposure. Furthermore, some metal carbonyls (金属羰基) can be relatively unstable, leading to decomposition under certain conditions. Therefore, ongoing research is focused on developing safer and more stable derivatives that can be used effectively in various applications.In conclusion, metal carbonyls (金属羰基) are an important class of compounds with diverse applications in catalysis, materials science, and organic synthesis. Their unique properties stemming from the interaction between metals and carbon monoxide make them a subject of extensive research. As we continue to explore the potential of metal carbonyls (金属羰基), it is essential to address the associated challenges to fully realize their benefits in both industrial and academic settings.