نتایج جستجو برای: potassium ferrate

تعداد نتایج: 77778  

Journal: :Journal of physics 2021

Abstract Synthesis of ferrate using NaOCl and Fe(OH) 3 from electrolysis used iron, its application for metanil yellow degradation had been done. The was conducted iron zink plates at anode cathode electrodes, respectively, Na 2 SO 4 electrolyte. dissolved ion the then made alkaline NaOH pellet soaked to solution form (FeO -). it compared with other oxidators such as permananate, hydrogen perox...

2009
A. J. Englande

This paper summarizes the findings of a pre-design feasibility analysis assessing the restoration of significant portions of wetlands in southeast Louisiana by providing nutrients through the introduction of treated municipal wastewater effluent. Wetlands assimilation is a process whereby properly treated and disinfected municipal wastewater treatment plant effluent is used to provide a source ...

2016
Edurne S. Larrea José Luis Mesa Estibaliz Legarra Andrés Tomás Aguayo Maria Isabel Arriortua

Single crystals of the title compound, potassium hexa-phosphito-penta-ferrate(II,III) hemihydrate, K0.75[Fe(II) 3.75Fe(III) 1.25(HPO3)6]·0.5H2O, were grown under mild hydro-thermal conditions. The crystal structure is isotypic with Li1.43[Fe(II) 4.43Fe(III) 0.57(HPO3)6]·1.5H2O and (NH4)2[Fe(II) 5(HPO3)6] and exhibits a [Fe(II) 3.75Fe(III) 1.25(HPO3)6](0.75-) open framework with disordered K(+) ...

Journal: :Environmental science 2021

The electrooxidation of PFOS can be significantly improved with the simultaneous electrosynthesis ferrate and permanganate from low concentration ambient Fe 2+ Mn in source waters, even presence natural organic matter (NOM).

2015
Yan Ma Kejia Zhang Cong Li Tuqiao Zhang Naiyun Gao

The photocatalytic degradation of sulfonamides in aqueous TiO2 suspension under UV irradiation has been investigated using potassium ferrate as electron acceptors. The results showed that the stability of Fe(VI) is dependent on pH significantly, and the stability reduces obviously in the presence of UV-TiO2. The experiments indicated that Fe(VI) could effectively scavenge the conduction band el...

2014
Malik H. Al-Afyouni Kathlyn L. Fillman William W. Brennessel Michael L. Neidig

While iron-catalyzed Kumada cross-coupling reactions with simple iron salts have been known since the early 1970s, the nature of the in situ-formed iron species remains elusive. Herein, we report the synthesis of the homoleptic tetralkyliron(III) ferrate complex [MgCl(THF)5][FeMe4] from the reaction of FeCl3 with MeMgBr in THF. Upon warming, this distorted square-planar S = (3)/2 species conver...

Journal: :Chemosphere 2007
Ria Yngard Seelawut Damrongsiri Khemarath Osathaphan Virender K Sharma

Zinc-cyanide complexes are found in gold mining effluents and in metal finishing rinse water. The effect of Zn(II) on the oxidation of cyanide by ferrate(VI) (Fe(VI)O(4)(2-), Fe(VI)) was thus investigated by studying the kinetics of the reaction of Fe(VI) with cyanide present in a potassium salt of a zinc cyanide complex (K(2)Zn(CN)(4)) and in a mixture of Zn(II) and cyanide solutions as a func...

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