Potassiumpyrosulfate, or potassium disulfate, is an inorganic compound with the chemical formula K2S2O7. Potassiumpyrosulfate is obtained by the thermal...
complete dissolution before a quantitative analysis. PyrosulfatePotassium bisulfate Potassiumpyrosulfate Olsen, J. C., ed. (1934). Van Nostrand's Chemical...
of the pyrosulfate: 2 SO3 + ROH → ROSO2−O−SO3H ROSO2−O−SO3H → ROSO3H + SO3 Several million tons are produced annually. Potassiumpyrosulfate Sodium pyrosulfate...
system. There are salts of disulfuric acid, commonly called pyrosulfates, e.g. potassiumpyrosulfate. There are other related acids with the general formula...
Vries; P.J. Gellings (May 1969). "The thermal decomposition of potassium and sodium-pyrosulfate". Journal of Inorganic and Nuclear Chemistry. 31 (5): 1307–1313...
number of 4 and in addition to the tetrahedral sulfate ion, SO2− 4, the pyrosulfate, S 2O2− 7, trisulfate, S 3O2− 10 and pentasulfate S 5O2− 16 ions all...
"Physico-chemical properties and transition metal complex formation in alkali pyrosulfate and hydrogen sulfate melts". VII International Conference on Molten Slags...
by reaction of sodium sulfate with potassium chloride has been used as the basis of a method for producing potassium sulfate, a fertiliser. Other double...
using sulfur trioxide. The reaction proceeds by initial formation of the pyrosulfate: 2 SO3 + ROH → ROSO2−O−SO3H ROSO2−O−SO3H → ROSO3H + SO3 Several million...
vitriol is zinc sulfate heptahydrate, ZnSO4·7H2O. Alum, a double sulfate of potassium and aluminium with the formula K2Al2(SO4)4·24H2O, figured in the development...
monofluorophosphates and hydrofluoric acid. The caesium and potassium salts are the least soluble. Irradiating potassium difluorophosphate with gamma rays can make the...