A. combination reaction B. decomposition reaction C. displacement reaction D. double displacement reaction 相关知识点: 试题来源: 解析 C。氧化铜和氢气反应生成铜和水,这是置换反应。一种单质置换出化合物中的另一种元素。反馈 收藏
A. Formation of copper nitrate B. Release of oxygen gas C. Production of water D. Decomposition of nitric acid 相关知识点: 试题来源: 解析 A。解析:当铜与硝酸反应时会生成硝酸铜,硝酸铜溶液呈蓝色,这是溶液颜色变化的主要原因。选项B,氧气的释放不会导致溶液呈现蓝色。选项C,水的产生也不会使溶液变成...
A series of characterizations and experiments reveal the formation of the dual reaction centers on f-BiOI MSs. The electron-rich O centers efficiently reduce H2O2 to OH, while the electron-poor oxygen vacancies capture electrons from the adsorbed pollutants and divert them to the electron-rich ...
The reaction of copper (I) oxide and a reducing gas in a plasma- jet reactorCopyright © is held by the author. Digital access to this material is made possible by the University Libraries, University of Arizona. Further transmission, reproduction or presentation (such as public display or ...
Generation and reaction of copper(I) hydride in the copper(I) chloride–tributyltin hydride–NMP system: synthesis of 3-norcephalosporin Shin-ichi Sumida,et al.Generation and reaction of copper(I) hydride in the copper(I) chloride-tributyltin hydride-NMP system:Synthesis of 3-nor... Hideo,Tana...
Ozone itself is unstable and can quickly decompose into molecular oxygen leading to a low utilization rate [8]. Further, ozone alone does not cause complete oxidation of some refractory organic compounds, has a low reaction rate. The ozone is combined with H2O2, UV light, catalyst, ...
ChemInform Abstract: Zinc(0)‐Copper(I) Chloride Promoted Reaction of Methyl Dichlorofluoroacetate with Carbonyl Compounds. A New Efficient Method for the ... Methyl dichlorofluoroacetate (I) and the aldehydes (II) couple in the presence of Zn(0), CuCl, acetic anhydride, and molecular sieves to...
bipolar magnetohydrodynamic (MHD) electrode (MHDE) producing twice the amounts of ionic vacancies than a conventional single MHDE, the molar excess heat of the pair annihilation of ionic vacancies, 702 kJ m ol−1 at 10 T on average was obtained in a copper redox reaction. It...
Single cobalt atoms with precise N-coordination as superior oxygen reduction reaction catalysts. Angew. Chem. Int. Ed. Engl. 55, 10800–10805 (2016). CAS Google Scholar Chen, Z. et al. Tunability and scalability of single-atom catalysts based on carbon nitride. ACS Sustain. Chem. Eng. 7...
1.A process of oxidizing copper in a copper etching solution by using oxygen gas and/or air as an oxidizing agent, the process comprising the steps of:a) introducing the oxidizing agent into an acidic reduced copper etching solution comprising Cl−and Cu+;b) stirring the solution obtained ...