Element: polonium |
Name : polonium |
Symbol : Po |
Atomicnumber : 84 |
Relativeatomicmass : [ 209 ] (longest lived isotope) |
Standardstate : solid at 298 K |
Appearance : silvery |
Classification : Metallic |
Groupinperiodictable : 16 |
Groupname : Chalcogen |
Periodinperiodictable : 6 |
Blockinperiodictable : p |
Shellstructure : 2.8.18.32.18.6 |
CASRegistry : 7440-08-6 |
Description : Polonium has more isotopes than any other element, all of which are radioactive. Polonium dissolves readily in dilute acids, but is only slightly soluble in alkalis. |