The g -factors and the hyperfine splittings are calculated for both Cu 2+ ions which enter into the substitutional NH 4 + sites in the lattice. The spectra for Cu 2+ (I) and Cu 2+ (II) lattice sites are found to have intensities in the ratio 1:1 suggesting non preferential ...
Title compounds with x = 0.00, 0.34, 0.59, 0.70, and 1.00 are prepared by hydrothermal reaction of MCl2 (M: Ni, Co) and solid (NH2)2CO in aqueous H3PO4 (autoclave, 180 °C, 7 d).Torre‐Fernandez, LauraDep. Quim. Fis. Anal. Quim. Org. Inorg., Univ. Oviedo, E‐33006 ...
14、有体积相同的 K2CO3 溶液和(NH4)2CO3 溶液, 其浓度分别为 a mol·L-1 和 b mol·L-1。 现测得两种溶液中所含 CO32- 的浓度相等,a 与 b 相比较, 其结果是A.a = bB.a > bC.a < bD.a >> b
C、NaOH D、NH3·H2O 该题目是单项选择题,请记得只要选择1个答案!正确答案 点击免费查看答案 试题上传试题纠错猜您对下面的试题感兴趣:点击查看更多与本题相关的试题F分布是用来检验单个回归系数的显著性,而t分布就用来检验整个回归方程的显著性。() 免费查看参考答案及解析 注水试验用来检验测压管的()。 免...
本文合成了钼硫原子簇新化合物(NH4)4[Mo3(NO)4S13]·3H2O,并用X射线单晶衍射法测定了晶体结构.晶体属三斜晶系,空间群Ci1—P1-,晶胞参数:a=9.535(2)A,b=9.740(2)A,C=15.795(4)A,a=89.85(2)°,β=91.80(2)°,r=99.37(1)°,V=1446.6A3,Z=2.1903个衍射点参与修正,最终偏差因子R=0.075,Rω=...
Zeitschrift für anorganische und allgemeine ChemieSynthesis and Crystal Structure of {(NH4)xCo((3-x)/2)}(H2O)2[BP2O8].(1-x)H2O(x≈0.5). Schafer Q,Carrillo-Cabrera W,W. Schnelle,Borrmann H,Kniep R. Zeitschrift fur Anorganische und Allgemeine Chemie . 2002...
The reaction of ammonium heptamolybdate with hydrazine sulfate in an aqueous solution of glycine at room temperature yielded colorless crystals of (NH 4 ) 4 [(NH 3 CH 2 CO) 2 (Mo 8 O 28 )] · 2 H 2 O. The crystal is monoclinic, space group C2/c (no....