B.1mol C2H5Cl中所含共价键为C—C键1mol、C—H键5mol、C—Cl键1mol,则含共价键的数目为7NA,故B正确;C.1mol(C2H5)4Pb中sp3杂化的C原子数目为8NA,故C正确;D.每消耗2.3gNa,物质的量=(2.3g)(23g/mol)=0.1mol,反应转移的电子数目为0.1NA,故D错误;故选:D。 A.Pb的价电子排布为6s26p2;B.1...
Publication » The Hg/Hg2Cl2, KCl(saturated), (C2H5)4NClO4 (0.10F) reference electrode in propylene carbonate.doi:10.1016/S0022-0728(69)80243-3Ivan PiljacReynold T. IwamotoElsevier B.V.Journal of Electroanalytical ChemistryPiljac I, Iwamoto RT (1969) J Electroanal Chem 23:484...
5.奥培米芬(化合物J)是一种雌激素受体调节剂,以下是一种合成路线(部分反应条件已简化)。D OH+Cl(C2H5)3N CC8H8O2O C13H18O3多聚磷酸A BQ FC2HBrCl n-Bu4NHSO4, NaOH OE0PhMgBr NH4Cl/H2O lù四氢呋喃G Cl H30%HC1C29H32O4CH2Cl2I LiAlH Cl四氢呋喃O一一OH J已知: IMEI N I L , C V /...
Crystal structure and phase transitions of [(C2H5)4N]6Bi8Cl30Experimental/ crystal atomic structure of organic compoundslattice constantsorganic compoundssolid-state phase transformationsspace groups/ lattice constantscrystal structurehexa(tetraethylammonium) chlorobismuthate[(C 2H 5) 4N] 6Bi 8 Cl 30 ...
(1)K2Cr2O7(橙色)、Cr2(SO4)3(绿色)、K2SO4、H2SO4、C2H5OH、CH3COOH和H2O分别属于同一氧化还原反应中的反应物和生成物,该反应原理可以用于检查司机是否酒后开车.①若司机酒后开车,检测仪器内物质显示出 绿色色.②写出并配平该反应的化学方程式: 2K2Cr2O7+3C2H5OH+8H2SO4=2Cr2(SO4)3+3CH3COOH+2K2SO4+11H2O...
例2奥培米芬(化合物J)是一种雌激素受体调节剂,以下是一种合成路线(部分反应条件已简化)。D(C2H5)3N CsHNO2OH +Cl CC13H18O3多聚磷酸A BF OC2HBrCl Ln-Bu4NHSO4,NaOH EG PhMgBr NH4Cl/H2O H30%HCI四氢呋喃C29H3204CH2Cl,Cl LiAlH Cl.四氢呋喃O一一OH IJ OR3 MgBr NH1 Cl/H2 O已知:i.四...
例子 (H)2S H(NO) (Cu2)S Al2((SO4)3) ((CH3)4N)Cl KCl(O)4 Cr(O)3 (3C) F3Y MoO4Sr Cu((NH3)4)(OH)2 CHOOHC Recent Oxidation Numbers
(1)羟基、 醚键(2分) (2)结合反应生成的HCl,提高C产率(2分)(3) OH 0、 (4)还原反应 (2分) (5)Ho 一 HO - 任写一种 (2分) (6)(5分) Br2 .8r Mg MgBr FeBr3 乙醚 OH MgBr Cl Br. CI 30%HCH 1) CH2Cl2 2)NHCI/H2O n-Bu4NHSO4,NaOH I.写Br2/Fe也给分,错写熔断;Ⅱ.格氏试...
The dark blue title compound has been prepared by reaction of [Re,Cl8]2- and F-, both dissolved as ion pairs with [(n–C4H9)4N]+ in anhydrous CH2Cl2, and recrystallization from acetone/diethylether. Structure determination by single crystal X-ray diffractometry at 150 K reveals crystallizatio...
The behavior of the K4Mo2Cl8-NOCl, Mo2(C2H3O2)4-NOCl, and [(C2H5)N]3Mo2Cl9-NOCl systems in ethyl acetate has been investigated. In every case, only products were found in which the molybdenum-molybdenum multiple bonds of the starting complexes had been cleaved. After appropriate work-...