Selenium
6N Selenium
Selenium, element symbol Se, atomic number 34 in the periodic table, VIA group of non-metallic elements. Density is 4.809g/cm³, melting point 221 ℃, boiling point 685 ℃.
5N Selenium
Selenium, element symbol Se, atomic number 34 in the periodic table, VIA group of non-metallic elements. Density is 4.809g/cm³, melting point 221 ℃, boiling point 685 ℃.