LANTHANUM 57 La Lanthanum By: Emily Shelton

Properties & Uses of Lanthanum PROPERTIES   Melting point F   Boiling point F   Density per cubic centimeter   Classification- metal  Appearance- a silvery-white metal that is able to be cut with a knife; tarnishes in the open air  Where it is found- in rare earth minerals like cerite, monazite, allanite, and bastinite USES USES  Carbon Arc Lights which are used in the motion picture industry  Studio Lighting  Projector Lights  Camera Lenses  Special types of glasses lenses

History of Lanthanum  Founder- a Swedish chemist named Carl Gustof Mosand in 1839  Name- comes from the Greek word lanthaneia, which means to lie hidden  How to Find it- Lanthanum is found when you take out a new earth from impure cerium nitrate

LANTHANUM history uses properties SOLID Melting point 1684 F Density 6.15 gpcm2 METAL Boiling point 6267 F Found in 1839 Comes from the Greek word to lie hidden Carl Gustaf Mosand STUDIO LIGHTING CAMERA LENSES PROJECTOR LIGHTS

Lanthanum hhh hhhhttp: // hhh chemistry.allinfoabout.com/periodictable.html hhh