Name: uranium
Symbol: U
Atomic number: 92
Atomic weight: 238.0289 (1) g m
Group in periodic table:
Group name: Actinoid
Period in periodic table: 7 (actinoid)
Block in periodic table: f-block
CAS registry ID: 7440-61-1
Uranium is of great interest because of its application to nuclear power and nuclear weapons. Uranium contamination is an emotive environmental problem. It is not particularly rare and is more common than beryllium or tungsten for instance.