| 单词 | tellurous acid |
| 释义 | > as lemmastellurous acid tellurous acid n. a weak acid, H2TeO3, known chiefly in aqueous solution or in the form of salts (tellurites); (also) †tellurium dioxide (obsolete). ΘΚΠ the world > matter > chemistry > chemical substances > acids > [noun] > acids-named > containing tellorium telluric acid1813 tellurous acid1833 tellurhydric acid1857 1833 [see main sense]. 1855 J. Scoffern Elem. Chem. 476 Two oxides of tellurium are known, tellurious acid TeO2, and telluric acid TeO3. 1866 H. E. Roscoe Lessons Elem. Chem. xiv. 124 With water the dioxide forms tellurous acid. 1922 T. M. Lowry Inorg. Chem. xxv. 356 The crude metal is purified by oxidation by aqua regia to tellurous acid, H2TeO3. 2010 G. K. Schweitzer & L. L. Pesterfield Aqueous Chem. Elements x. 239 The species occurring upon dissolution is tellurous acid. < as lemmas |
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