Search:selenium -> SELENIUM
selenium
s e l e n i u m hex:#115;#101;#108;#101;#110;#105;#117;#109;
The Salt of the World?
- Selenium - n. - A nonmetallic element of the sulphur group, and analogous to sulphur in its compounds. It is found in small quantities with sulphur and some sulphur ores, and obtained in the free state as a dark reddish powder or crystalline mass, or as a dark metallic-looking substance. It exhibits under the action of light a remarkable variation in electric conductivity, and is used in certain electric apparatus. Symbol Se. Atomic weight 78.9.
- Selenio- - - A combining form (also used adjectively) denoting the presence of selenium or its compounds; as, selenio-phosphate, a phosphate having selenium in place of all, or a part, of the oxygen.
- Diselenide - n. - A selenide containing two atoms of selenium in each molecule.
- Seleniureted - a. - Combined with selenium as in a selenide; as, seleniureted hydrogen.