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1
The Principles of chemistry
Qn cooling, a portion of the sulphur was precipitated, and crystals of a salt of
trithionic acid% K2S20e (partly mixed with potassium sulphate), separated out.
Plessy afterwards showed that the action of sulphurous acid on a thiosulphate
also ...
Dmitry Ivanovich Mendeleyev, 1902
Protonitrate of Mercury instantly produces a black precipitate of protosulphuret of
mercury in a solution of trithionic acid, but yellow precipitates in solutions of the
two other acids, which do not change in the cold, and turn black very slowly on ...
3
Elements of chemistry pt. 2 1856
HYPOSULPHURIC ACID TRITHIONIC ACID. 577 alcohol it is precipitated; the
precipitate must be redissolved in a small quantity of water, aud again
precipitated by alcohol. (349) Hyposulphuric Acid : Dithionic Acid, (S2Os) ;
Equivalent, 72.
William Allen Miller, 1856
4
Elements of chemistry: theoretical and practical
HYPOSCLPHr/RIC ACID TRITHIONIC ACID. 177 Hrpwolph. sod*. Chlor. gold.
Tetruhion. tod*. Hyposulphite soda ind gold. jSJu'' 8 (N'aO, SjOJ+AuCl^a (NaO,
SA)+AuO. S2Or 3 (XaO, SXg+3 NaCl. (349) Hyposulphcric Acid: Dithionic Acid (
HO ...
William Allen Miller, 1860
5
Elements of Chemistry: Chemical physics
Trithionic acid is also formed in several other reactions, as when manganous
sulphide i» digested with a solution of aminonic sulphate : MnS + 2(NH4)sSOi = (
NHjjS.O. + MnO + 2NH, + OH,. Hydrogen sulphide is evolved at the same time, ...
William Allen Miller, Herbert McLeod, 1878
Trithionic acid is also formed in several other reactions, as when manganous
sulphide is digested with a solution of ammonic sulphate : MnS + 2(NH4\S0, = (
NHJjS.O, + MnO + 2NH, + OH,. Hydrogen sulphide is evolved at the same time, ...
William Allen Miller, Herbert McLeod, Charles Edward Groves, 1878
7
Advanced Inorganic Chemistry Vol-1
The pure trithionic acid is prepared by heating potassium trithionate with
hydrofluosilicic acid when the free acid is liberated. K2S306 + H2SiF6 fcj H2S306
+ K2SiF6 Potassium fluosilicate is removed by fdtration when trithionic acid is
obtained ...
8
Chemical Gazette: Or, Journal of Practical Chemistry, in All ...
... forming anhydrous bisulphite of ammonia, NH3 + QSOQ, which on solution in
water is decomposed into sulphite of ammonia and into the ammonia salt of the
new acid, which has been very properly designated by Berzelius trithionic acid.
William Francis, Henry Croft, 1844
INDIVIDUAL MEMBERS OF POLYTHIONIC ACIDS 1. Trithionic Acid and its salts
: It was discovered by Langiois in 1842 and can be prepared by the general
methods described in the "general methods of preparation of polythionic acids.
10
Chemical News and Journal of Industrial Science
Sulphurous acid ads on flowers of sulphur at the ordinary temperature of the air,
and produces thiosulphuric acid and a polythionic acid, probably trithionic acid.
No pentathionic acid was found. According to Fliickiger (Jfahresbericht, 1863, p.
Sir William Crookes, 1892
