نتایج جستجو برای: chloride ions

تعداد نتایج: 216241  

The current study was attributed to uranium (VI) ions adsorption using a anion exchanger resin, Dowex®2x8, in the presence of sulfate anions. Evaluation of operational parameters including contact time, pH, initial concentration of uranium ions, and presence of various anions (including phosphate, sulfate, chloride, fluoride, and nitrate) in the solution was assessed on sorption performance of ...

2014
Ashutosh Mishra Manas Ranjan Mishra Dusmanta Kumar Pradhan Sunil Kumar Vaishnav

the present study was designed to investigate the diuretic activity of Musa sapientum l. (familyMusaceae) flowers. The dried powder of the flower was subjected to Soxhlet extraction with alcohol and this extract was used for diuretic activity in Wistar albino rats using lipschitz method. the diuretic activity was assessed in terms of urine output and, concentration of Sodium, Potassium and Chlo...

2008
Lucjan B. Jerzykiewcz Józef Utko Piotr Sobota

The structure of the title compound, [MnCl(2)(C(5)H(10)O(2))(2)], was solved from low-temperature data collected at 100 (2) K. The asymmetric unit contains one half-mol-ecule with the Mn(II) ion located on a twofold axis. A distorted octa-hedral environment around the Mn atom is formed by two ether and two hydroxyl O atoms of two 2-(hydroxy-methyl)tetra-hydro-furan ligands, and by two chloride ...

2014
Jin-Long Masahiro Ebihara

In the title compound, [Rh(C6H5N4)Cl2(C12H27P)2], the Rh(III) ion is chelated by the singly deprotonated 2,2'-biimidazolate (Hbim(-)) ligand and coordinated by two chloride ions and two tri-n-butyl-phosphane ligands. The chloride ions and N atoms of the Hbim(-) ligand lie in a plane where the sum of X-Rh-X angles between cis sites is 360°. The phosphane ligands occupy the sites perpendicular to...

2012
Xing-Xing Cao He-Long Cheng Qing-Liu Feng Li-Zhuang Chen

In the title mol-ecular salt, (C(4)H(10)NO)(2)[CoCl(4)], the morpholinium cations adopt chair conformations and the tetra-chloridocobaltate(II) anion is significantly distorted from regular tetra-hedral geometry [Cl-Co-Cl = 102.183 (19)-117.59 (2)°]. The Co-Cl bond lengths for the chloride ions not accepting hydrogen bonds are significantly shorter than those for the chloride ions accepting suc...

2011
Tapashi G. Roy Saroj K. S. Hazari Kanak K. Barua Seik Weng Ng Edward R. T. Tiekink

The Co(III) atom in the title complex, [CoCl(2)(C(40)H(48)N(4))]ClO(4), is octa-hedrally coordinated within a trans-Cl(2)N(4) donor set provided by the tetra-dentate macrocylic ligand and two chloride ions. The N-H atoms, which are orientated to one side of the N(4) plane, form hydrogen bonds with chloride ions and perchlorate-O atoms. These along with C-H⋯O inter-actions consolidate the three-...

2002
Robin L. GARRELL Keith D. SHAW S. KRIMM

Transmission electron microscopy shows that the colloidal silver used as a substrate for surface enhanced Raman spectroscopy consists of 75-135 .~ average diameter faceted crystals, which can be made to aggregate in clusters of a few to thousands of particles. Aggregates are not required for observation of the SER spectrum of adsorbed halide ions or pyridine. Bromide is shown to adsorb more rea...

2012
Teng Ma Yuanlu Wang Fengliang Wang Fei Li

The title complex, [HgCl(2)(C(12)H(10)N(4)O(2))](n), is composed of one Hg(II) ion, one nnh ligand (nnh = N'-nicotinoylnicotinohydrazide) and two coordinated chloride ions. The Hg(II) ion shows a distorted tetra-hedral geometry, being surrounded by two N atoms from two nnh ligands and two chloride ions. Due to the bridging role of nnh, the Hg(II) atoms are connected into polymeric chains along ...

2010
Qifan Chen Huidong Zhang Fang Zhang Fei Liu

The title compound, C(6)H(8)N(3) (+)·Cl(-)·H(2)O, crystallizes with three formula units in the asymmetric unit. The cations are non-planar with the -C(NH(2))(2) groups twisted out of the ring planes. Each pyridine carboximidamidate cation is linked to another cation through N-H⋯N hydrogen bonds, to chloride ions by N-H⋯Cl hydrogen bonds, and to water mol-ecules by N-H⋯O hydrogen bonds. Water mo...

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