نتایج جستجو برای: sulfate so4

تعداد نتایج: 60811  

2013
Kai-Long Zhong Guo-Qing Cao

The title compound, [Cu(SO4)(C12H8N2)2]·C4H10O2, is comprised of neutral monomeric complex and butane-2,3-diol solvent mol-ecules. In the complex, the Cu(II) ion is in a distorted square-pyramidal coordination environment defined by four N atoms from two chelating 1,10-phenanthroline ligands and one O atom from a monodentate sulfate anion; the O atom is at the apex. The two chelating N2C2 group...

2013
Kai-Long Zhong Cheng-Xian Duan

In the title compound, [Ni(SO4)(C12H8N2)2]·C3H8O2, the Ni(II) atom exhibits a distorted octa-hedral coordination by four N atoms from two chelating 1,10-phenanthroline ligands and two O atoms from an O,O'-bidentate sulfate group. A twofold rotation axis passes through the Ni and S atoms and the mid-point of the hydroxyl C-C bond of the propane-1,2-diol solvent mol-ecule. The dihedral angle betw...

Journal: :Sustainability 2022

Constructed wetlands (CW) with carbon stock in substrate matrix show high efficiency wastewater nutrient removals. In this study, five batch-scale CW setups varying Lantana weed biochar (BC) doses (5, 10, and 15%) were established changes nutrient-loaded parameters, ammonium N (NH4+-N), chemical oxygen demand (COD), nitrate (NO3-N), sulfate (SO4−2), phosphate (PO4−3), monitored for 240 h hydrau...

2012
Kai-Long Zhong Chao Ni

In the title compound, [Ni(SO4)(C12H8N2)2]·C4H10O2, the Ni(II) ion is six-coordinated by four N atoms from two chelating 1,10-phenanthroline ligands and two O atoms from an O,O'-bidentate sulfate anion, resulting in a distorted octa-hedral geometry for the metal ion. The dihedral angle between the two chelating N2C2 groups is 83.82 (12)°. The Ni(II) ion, the S atom and the mid-point of the cent...

Journal: :The journal of physical chemistry. A 2007
Yongchun Liu Hong He Wenqing Xu Yunbo Yu

Heterogeneous reaction of carbonyl sulfide (OCS) on magnesium oxide (MgO) under ambient conditions was investigated by in situ diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS), quadrupole mass spectrometer (QMS), and density functional theory (DFT) calculations. It reveals that OCS can be catalytically hydrolyzed by surface hydroxyl on MgO to produce carbon dioxide (CO2) and...

2010
Yuki Mouri Yoshitaka Sakai Yoshitaka Kobayashi Shoko Yoshida Kenji Nomiya

Reaction products of titanium(IV) sulfate in HCl-acidic aqueous solution with the dimeric species linked through three intermolecular Ti-O-Ti bonds of the two trititanium(IV)-substituted α-Keggin polyoxometalate (POM) subunits are described. Two novel titanium(IV)-containing α-Keggin POMs were obtained under different conditions. One product was a dimeric species through two intermolecular Ti-O...

Journal: :Physical chemistry chemical physics : PCCP 2015
Guangming Jiang Qiaoshan Chen Caiyun Jia Sen Zhang Zhongbiao Wu Baohong Guan

We report a facile and green chemical solution approach to synthesize monodisperse α-calcium sulfate hemihydrate (α-HH) nanoellipsoids with a length of 600 nm and a width of 300 nm by simply mixing Ca(2+) and SO4(2-) glycerol-water precursor solutions in the presence of Na2EDTA. The α-HH nanoellipsoid is formed through a Na2EDTA-mediated self-assembly of small primary building blocks (α-HH doma...

Journal: :Land 2022

Mehlich-3 (M-3) is used as a universal nutrient extractant due to its ability simultaneously extract multiple elements. This study aimed assess M-3 for the simultaneous determination of plant-available zinc (Zn), copper (Cu), iron (Fe), manganese (Mn), boron (B), and sulfate (SO4-S) in soil amended with switchgrass- (SGB) poultry litter-derived biochars (PLB), which were vary pH values (5.7–7.6...

2013
Wei Xu Jian-Li Lin

Reaction of MnSO4 and trans-1,2-bis(4-pyridyl)ethene (bpe) results in a new coordination polymer, [Mn(H2O)2(bpe)(SO4)]·H2O. The title complex crystallizes in the polar monoclinic space group C2. The octahedrally coordinated Mn atoms are bridged by sulfate anions and bpe ligands to form two-dimensional sheets with (42·63·8) topology. This polar complex displays ferroelectricity with a remanent p...

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