Lutetium
From Simple English Wikipedia, the free encyclopedia
Lutetium is a chemical element. It has the chemical symbol Lu. It has the atomic number 71. It is a metal. 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.