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2025-12-14

“pentathionic”的英文意思

单词 pentathionic
释义 pentathionic, a. Chem.|ˌpɛntəθaɪˈɒnɪk|
[irreg. f. penta- + Gr. θεῖον sulphur + -ic: see dithionic.]
In pentathionic acid, an acid containing five atoms of sulphur in the molecule, H2S3O6, colourless, inodorous, and of bitter taste. Hence pentathionate |-ˈθaɪənət|, a salt of pentathionic acid.
In quot. 1849, applied to the anhydride or oxide (S5O5).
1849D. Campbell Inorg. Chem. 58 Pentathionic acid, S5O5..This acid is in solution when an excess of sulphide of hydrogen gas is passed into a saturated solution of sulphurous acid.1881Athenæum 29 Jan. 169/1 Obtaining beautifully crystallized barium and potassium pentathionates.1881Nature XXIII. 615/2 Mr. V. Lewes..describes..several potassium pentathionates... These experiments appear to establish beyond doubt the existence of pentathionic acid.
“pentathionic”的英文意思

 

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