Louis Nicolas Vauquelin discovered this element in 1798. More exact: Louis Nicholas Vauquelin Friedrich Wöhler Antoine -Alexandre Brutus Bussy 1798 1828 1828
1896
1825
Clyde Tombaugh
1982 val
Potassium was discovered in 1807.
Christoff Rudolff
8th century
someone in japan
Beryllium. And it's an element, not a chemical.
Yes. It is the compound of the elements Beryllium and fluorine.
Professer kin etic
January 24, 1848