"Selenic" Quotes from Famous Books
 ... be merely modified sulphur, and phosphorus modified arsenic, how does it happen, we must inquire, that sulphuric acid and selenic acid, phosphoric and arsenic acid, respectively form compounds which it is impossible to distinguish by their form and solubility? Were these merely isomeric, they ought to exhibit properties ...
— Familiar Letters of Chemistry • Justus Liebig |
