Web专题17 物质结构与性质选修2024年高考真题12024年山东新高考下列关于CSi及其化合物结构与性质的论述错误的是A键能 ,因此C2H6稳定性大于Si2H6B立方型SiC是与金刚石成键结构均相似的共价晶体,因此具有很高的硬度CSiH4中S,文库网_wenkunet.com Web#呼都谢# 关于配合物[Zn(NH3)4]Cl2的说法正确的是( )A.配位数为6B.配体为NH3和Cl - C.[Zn(NH3)4]2+为内 - (19780894285): A.锌离子配位原子个数是4,所以其配位数是4,故A错误; B.该配合物中氮原子提供孤电子对,所以氨气分子是配位体,故B错误; C.[Zn(NH3)4]Cl2中外界是Cl-,内界是[Zn(NH3 ...
Balance Chemical Equation - Online Balancer - WebQC
WebApr 12, 2024 · 资源简介. (共84张PPT) 微粒间相互作用与物质性质. 1.了解粒子间作用 (共价键、配位键、分子间作用力等)的类型、特征与实质。. 了解共价键的极性与类型 (σ键、π键)。. 2.能结合分子结构特点判断分子的极性、手性,并据此解释分子的一些典型性质。. 3.了 … WebApr 7, 2024 · Calculate the solubility of Co(OH) 3 Ksp=2.2×10^16 in a buffered solution with a pH=11.0. Calculate the solubility of Co(OH) 3 Ksp=2.2×10^16 in a buffered solution with a pH=11.0. top pocket cast nets
FeCl2 + NaOH = Fe(OH)2 + NaCl Reaction
WebAnswer (1 of 4): The coordination number of a coordination complex are the number of ligands attached with a coordinate covalent bond to the central metal ion and donating electrons to the central atom. Here, the central atom is Co+3 which is surrounded by three Cl- and three NH3 ligands. Both o... WebChromium(III) chloride (also called chromic chloride) describes any of several chemical compounds with the formula CrCl 3 · x H 2 O, where x can be 0, 5, and 6. The anhydrous compound with the formula CrCl 3 is a violet solid. The most common form of the trichloride is the dark green hexahydrate, CrCl 3 · 6 H 2 O.Chromium chlorides find use as catalysts … WebDipotassium Pentasulfide (K 2 S 5) Lithium nitride (Li 3 N) Na 172 In 192 Pt 2; K 4 Ge 4 [Cs(18-crown-6) 2] + e – Group 2 Elements. Calcium Carbonate – CaCO 3 – Polymorphs; Group 14 Elements. Calcium Carbide – CaC 2; Kaolinite Al 2 (OH) 4 Si 2 O 5; Muscovite – KAl 2 (OH) 2 Si 3 AlO 10; Zeolites X & ZSM-5; d-block Elements. Scandium ... pinecone fabric by the yard