The novel sulfur-rich cluster anion, [Cu 6 (S, i -MNT) 6 ] 6 , 2 , is obtained from the reaction of the homocubane, [Cu 8 ( i -MNT) 6 ] 4 , 1 , and powdered sulfur in acetonitrile solution under basic conditions. Compound 2 crystallizes in the R bar 3 space group with a...
百度试题 结果1 题目5. I have read a work called (call) David Copper field which is written(write) by Dickens. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
ChemInform Abstract: BINUCLEAR COPPER(I) COMPLEXES WHICH REVERSIBLY REACT WITH CARBON MONOXIDE. 1. I-μ-HALOGENO-BIS(2,2′-BIPYRIDINE)DICOPPER(I) AND ITS DERIVATIVESorgano-copper compoundsBipyridyl und Cu(I)-halogenide reagieren in Aceton bei 25°C in 4 h zu den Komplexen (I).doi:...
百度试题 结果1 题目9. I have read a book called (call) David Copper field which was written by Dickens. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
空格处要用those指代前面的characters,故填those。(2)考查现在分词。句意:然而,随着中国文字的日益标准化和简化,使用小篆成为了一种传统。本句为with的复合结构,Chinese writing与become在逻辑上是主动关系,所以用现在分词表主动,作宾语补足语。故填becoming。(3)考查冠词。句意:在古代,印章被视...
Sometimes when I do that, the container rumbles at that lowest speed until I completely turn it off and back on. Then, the motor purrs like a kitten as expected. Specs: Height with container on: 17 inches Noise: Least loud Motor: 2.2 HP Peak FPA compatible? Yes Warranty duration: 10 ...
A metal resist cleaning liquid including a solvent, an organic acid, and a compound (B) represented by general formula (b-1) shown below (In the formula, Rband Rbeach independently represents an alkyl group having 1 to 3 carbon atoms; Rb... T Kumagai,T Akiyoshi 被引量: 0发表: 2021年...
All I have done is to put forward the theory, based on evidence from all parts of the world, that the megalithic civilisation of western Europe was derived from a metal-using civilisation in the Ancient East. The attention of all who are interested in the matter is being directed to the ...
are the seven best picks and have their drawbacks as well. You mostly need to go with one that fulfills your job, and the fault doesn’t hinder either. However, if you are still confused, I would like you to read my preferences & the three best picks among the seven. I hope it wi...
copper dimethyl dithiocarbamate and copper borate glasses as described in U.S. Pat. No. 3,476,577. The preferred seawater reactive pigments are zinc oxide, cuprous oxide and cuprous thiocyanate; cuprous oxide is a valuable pigment because of its biocidal activity which augments that of the tri...