Search results
Results from the WOW.Com Content Network
Sodium ferrocyanide is the sodium salt of the coordination compound of formula [Fe(CN) 6] 4−. In its hydrous form, Na 4 Fe(CN) 6 · H 2 O (sodium ferrocyanide decahydrate), it is sometimes known as yellow prussiate of soda. It is a yellow crystalline solid that is soluble in water and insoluble in alcohol. The yellow color is the color of ...
Ferrocyanide is the name of the anion [Fe 6] 4−. Salts of this coordination complex give yellow solutions. It is usually available as the salt potassium ferrocyanide, which has the formula K 4 Fe(CN) 6. [Fe(CN) 6] 4− is a diamagnetic species, featuring low-spin iron(II) center in an octahedral ligand environment.
2 K 4 [Fe(CN) 6] + Cl 2 → 2 K 3 [Fe(CN) 6] + 2 KCl. This reaction can be used to remove potassium hexacyanidoferrate(II) from a solution. [citation needed] A famous reaction involves treatment with ferric salts, most commonly Iron(III) chloride, to give Prussian blue. In the reaction with Iron(III) chloride, producing Potassium chloride as a ...
The acetonitrile ligands protect the Cu + ion from oxidation to Cu 2+, but are rather poorly bound: with other counterions, the complex forms di-[1] and tri-acetonitrilo [6] complexes and is also a useful source of unbound Cu(I). [5] Water-immiscible organic nitriles have been shown to selectively extract Cu(I) from aqueous chloride solutions. [7]
The sodium fusion extract is made alkaline by adding NaOH.To this mixture, freshly prepared FeSO 4 solution is added and boiled for some time and then cooled. A few drops of FeCl 3 are added and Prussian blue (bluish green) color forms due to formation of ferric ferrocyanide along with NaCl.
Ferric EDTA can be used as a component for the Hoagland solution or the Long Ashton Nutrient Solution. [7] According to Jacobson (1951), [2] the stability of ferric EDTA was tested by adding 5 ppm iron, as the complex, to Hoagland's solution at various pH values. No loss of iron occurred below pH 6.
Sodium hexafluorophosphate is an inorganic compound with the chemical formula NaPF 6. It has been used as a component of a non-aqueous electrolyte in rechargeable sodium-ion batteries. [2] NaPF 6 can be prepared by the reaction: PCl 5 + NaCl + 6 HF → NaPF 6 + 6 HCl
The tetracyanonickelates contain the [Ni(CN) 4] 2− anion. This can exist in solution or in solid salts. This can exist in solution or in solid salts. The ion has cyanide groups arranged in a square around the central nickel ion.