Element: tantalum |
Name : tantalum |
Symbol : Ta |
Atomicnumber : 73 |
Relativeatomicmass : 180.94788 (2) |
Standardstate : solid at 298 K |
Appearance : grey blue |
Classification : Metallic |
Groupinperiodictable : 5 |
Groupname : (none) |
Periodinperiodictable : 6 |
Blockinperiodictable : d |
Shellstructure : 2.8.18.32.11.2 |
CASRegistry : 7440-25-7 |
Description : Tantalum is a greyish silver, heavy, and very hard metal. |