单词 | thionic |
释义 | > see alsoalso refers to : -thioniccomb. form > as lemmasthionic thionic adj. Brit. /ˌθʌɪˈɒnɪk/ , U.S. /ˌθaɪˈɑnɪk/ in thionic acids, group name for the acids represented by the formula H2SnO6, where n = 2, 3, and perhaps 6 (these acids are called dithionic, trithionic, tetrathionic, pentathionic, and hexathionic acid).ΘΚΠ the world > matter > chemistry > chemical substances > acids > [noun] > acids-named > containing sulphur > thionic acid thionic acids1880 1880 Jrnl. Chem. Soc. 37 593 A qualitative reaction, by which pentathionic acid is clearly distinguished from any other of the thionic acids. < see also as lemmas |
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