sulphionn.
Chem.
The hypothetical radical consisting of one equivalent of sulphur and four of oxygen (SO4).
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the world > matter > chemistry > elements and compounds > metals > specific elements > sulphur > [noun] > compounds > miscellaneous others
foam of nitre1538
hepar1796
oxysulphion1840
sulphocyanogen1841
sulphuryl1867
sulphion1868
sulphur alcohol1876
thio-ether1889
trisulphone1892
sulphydryl1901
sulphane1955
1868 W. A. Miller Elements Chem. (ed. 4) II. 186.
1876 J. Harley Royle's Man. Materia Med. (ed. 6) 54 The more oxydisable metals, zinc, iron,..and manganese are dissolved by the dilute acid, hydrogen being liberated, while the Sulphion (SO4) unites with the metal to form a sulphate.
1909 J. W. Jenkinson Exper. Embryol. 143 The sulphuric acid radicle (sulph-ion) is thus necessary for the proper development of the gut.
This entry has not yet been fully updated (first published 1917; most recently modified version published online November 2010).
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