Boron

Periodic Table Previous Next
Definition From "Borax" or carbon. It is most common in borax(sodium borate). A trace element needed for plant growth, but can be toxic in excess.
Discovery 1808, by J.G Lussac and L. Thenard of france and Sir Davy of britain.
Uses Tennis rackets, Glasses, Arthritis treatment, Pyrotechnic flares
Group of Elements Metalloids/Semi-metals(Solid)
Atomic Weight 10.806; 10.821
Oxidation State +3
Melting Point 2300
Boiling Point 2550
Density 2.35 g/cm3
Electronegativity 2.0