Element: strontium |
Name : strontium |
Symbol : Sr |
Atomicnumber : 38 |
Relativeatomicmass : 87.62 (1) g, r [see notes g r] |
Standardstate : solid at 298 K |
Appearance : silvery white |
Classification : Metallic |
Groupinperiodictable : 2 |
Groupname : Alkaline earth metal |
Periodinperiodictable : 5 |
Blockinperiodictable : s |
Shellstructure : 2.8.18.8.2 |
CASRegistry : 7440-24-6 |
Description : Strontium does not occur as the free element. Strontium is softer than calcium and decomposes water more vigorously. |