Symbol:
Sn
Atomic Number:
50
Atomic Weight:
118.71
Element Classification:
Other Metal
Discovered By:
Known to the ancients.
Discovery Date:
n/a (Unknown)
Name Origin:
Named after Etruscan god, Tinia; symbol from Latin: stannum (tin).
Density (g/cc):
7.31
Melting Point (K):
505.1
Boiling Point (K):
2543
Appearance:
Silvery-white, soft, malleable and ductile metal
Atomic Radius (pm):
162
Atomic Volume (cc/mol):
16.3
Covalent Radius (pm):
141
Ionic Radius:
71 (+4e) 93 (+2)
Specific Heat (@20°C J/g mol):
0.222
Fusion Heat (kJ/mol):
7.07
Evaporation Heat (kJ/mol):
296
Thermal Conductivity (@25°C W/m K):
Debye Temperature (K):
170.00
Pauling Negativity Number:
1.96
First Ionizing Energy (kJ/mol):
708.2
Oxidation States:
4, 2
Electronic Configuration:
[Kr] 4d10 5s2 5p2
Lattice Structure:
Tetragonal (TET)
Lattice Constant (Å):
5.820
Lattice C/A Ratio:
n/a