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30Zn

Zinc

아연 · 亜鉛

Transition metal

Atomic number30
ElementZnZinc
Atomic mass65.38
CategoryTransition metal
Group12
Period4
Electron config[Ar] 3d10 4s2
Shells2,8,18,2
State (RT)Solid
Melting pt420°C
Boiling pt907°C
Electronegativity1.65
Discovered1746
Main usesGalvanizing, brass, supplements
Zn30
2 · 8 · 18 · 2
Bohr model

Group 12