Element: silicon |
Name : silicon |
Symbol : Si |
Atomicnumber : 14 |
Relativeatomicmass : 28.085 range: [28.084, 28.086] [see note r] |
Standardstate : solid at 298 K |
Appearance : dark grey with a bluish tinge |
Classification : Semi-metallic |
Groupinperiodictable : 14 |
Groupname : (none) |
Periodinperiodictable : 3 |
Blockinperiodictable : p |
Shellstructure : 2.8.4 |
CASRegistry : 7440-21-3 |
Description : Silicon is present in the sun and stars and is a principal component of a class of meteorites known as aerolites. |