ionic bonding(离子键)对应的化合物ionic compound(离子化合物)的结构: 这里面紫色的微粒代表cation,绿色的微粒代表anion,正负电荷相互吸引,而且引力非常强,一般情况下不容易被破坏。 这种结构有一个专属名词:lattice(晶格)。 你会发现这里面的cation...
睇来你有误解: ionic pound 的确系指 anion+cation 的pound 特点系所有份子都有charge的 而大部分metal pound 都系ionic 但系有少数例外 是covalent的 而且有一些不是metal pound 也可以是ionic的 例如 以NH4 开头的. 至于水 水本身是一个covalent pound 入面的H 同O 系冇charge的 所以唔系ionic....
cation and anion vacancies in an ionic compound withgV′M<gVX•. The near-interface region with a difference in vacancy concentration is referred to as the space charge region. Considering the excess cation vacancies in this region and the cations segregated at the interface, the electrical ...
The ionic compound formed from the cation {eq}{\rm F{e^{3 + }}} {/eq} and the anion {eq}{\rm C{N^ - }} {/eq} can be obtained using the crisscross... Learn more about this topic: Ionic Compound | Formation, Properties & Examples ...
A novel ionic compound (3, [RuCl4(L)2]3PW_(12)O_(40)) containing the Ru(III)-complex cation and 伪-Keggin-type phosphotungstate anion was synthesized and proven to be the efficient catalyst for aerobic oxidations of alcohols free of base and nitroxyl radical. Specially, 3 could be ...
1. The cation is written before the anion. (Because most metals form cations and most nonmetals form anions, formulas typically list the metal first and then the nonmetal.) 2. Charges are not written in a formula. (Remember that in an ionic compound, the component species are ions, not...
We also tested the reactivity of He with CaF2, which has an anion:cation ratio of 2:1. The interesting feature of this compound is that it is the prototype of the fluorite structure; remember that the electride Na2E sublattice of Na2He can be interpreted as the antifluorite structure. For...
Similarly, if the cation is a salt of a cationic azo compound (for example as represented below), it can serve, by heating, as an initiator for radical polymerizations. The present invention makes it possible to obtain compounds in which the anion has intrinsic chirality, which makes it ...
Models for understanding the structural effects on the cation-anion interaction strength of dicationic ionic liquids Electrospray ionization mass spectrometry with variable collision-induced dissociation (CID) was used to conduct a comprehensive study of cation-anion inte... BL Hennemann,CR Bender,PRS ...