Lanthanum

 Lanthanum (La)

 Nonmetal  Atomic Number: 57  Atomic Mass: 140  Number of Protons: 57  Number of Neutrons: 82  Number of Electrons: 57  Melting Point: 918 degrees Celsius  Boiling Point: 3464 degrees Celsius  Cost= $233 for 100grams  This element belongs to the rare earth element family.  Origin of name: Greek word Lanthanien meaning “to lie hidden.”  Discovered by: Carl G. Mosander in 1839.    Fun Facts > > Trent Beffrey >
 * 1)  It is used in glass making.
 * 2)  It is used in carbon lights for movie and TV studio lighting.
 * 3)  It is used in carbon lenses.
 * 4)  It is a rare earth element that is hard to get.
 * 5)  It is a soft silvery white, malleable, ductile, and metallic that is obtained from monazite and bastnaestite.
 * 6)  It is used in energy saving lamps.