Lutetium

Lutetium is a chemical element. It has the chemical symbol Lu. It has the atomic number 71. It is a metal and a rare earth element. It is silver white. In chemistry it is placed in a group of metal elements named the transition metals. Lutetium can also be grouped with the lanthanides because it is near the lanthanides in the Periodic Table. Its physical properties are like the lanthanides. view more...