14Si
Silicon
규소 · ケイ素
Metalloid
Atomic number14
ElementSi — Silicon
Atomic mass28.085
CategoryMetalloid
Group14
Period3
Electron config[Ne] 3s2 3p2
Shells2,8,4
State (RT)Solid
Melting pt1414°C
Boiling pt3265°C
Electronegativity1.9
Discovered1824
Main usesSemiconductors, glass, solar cells
2 · 8 · 4