The Periodic Table of Elements
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50
Sn
Tin
Summary
Tin is a chemical element with the symbol Sn (for Latin:stannum) and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows a chemical similarity to both neighboring group-14 elements, germanium and lead, and has two possible oxidation states, +2 and the slightly more stable +4.
Block: p
Period: 5
Group: 14
Atomic Mass: 118.711 g/mol (amu)
Discovered By: unknown, before 3500 BC
Phase: Solid
Boiling Point: 2875 K
Melting Point: 505.08 K
Type: post-transition metal
Density: 7.365 g/cm3
Electron Configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p2
Electron Configuration (Semantic): [Kr] 4d10 5s2 5p2