The title tetra- (I) and hexahydrates (II) are crystallized at low temperatures from aqueous solutions containing 62.95 and 57.55 wt% Ca(ClO 4 ) 2 at 273 and 238 K after 1 d and 1 week, respectively.Hennings ErikSchmidt HorstVoigt Wolfgang...
判断正误,正确的划“√”,错误的划“×” (1)因漂白粉在空气中不稳定,故可用于漂白纸张(×) (2014·江苏,4C) (2)用惰性电极电解熔融NaCl:2Cl-+2H2O Cl2↑+H2↑+2O
Raman spectroscopyhydrogen‐bond lengthsRaman spectroscopy has been used to study the arsenate minerals haidingerite Ca(AsO3OH)·H2O and brassite Mg(AsO3OH)·4H2O. Intense Raman bands in the haidingerite spectrum observed at 745 and 855 cm-1 are assigned to the (AsO3OH)2-3 antisymmetric ...
VIBRATIONAL SPECTRAN-15H-2ZN - DIAMMIN CHLORIDE COMPLEXESPOTENTIAL FIELDIR and Raman spectra were recorded and analysed. The bands corresponding to the Pdoi:10.1002/jrs.1250210808Santha, NNayar, V. UJohn Wiley & Sons, Ltd.Journal of Raman Spectroscopy...
The VV distances are in the range 3.078 (5)-3.101 (5) Å and the four types of V-O bond lengths are in the range 1.601 (2)-2.361 (2) Å. The title compound is isostructural with (NH4)4Na2[V10O28]·10H2O and K4Na2[V10O28]·10H2O. It provides the first example of a ...