Bismuth
Symbol
Bi
Atomic Number
83
Atomic Weight
208.98037
Element Classification
Discovered By
Known to the ancients.
Discovery Date
n/a (Unknown)
Name Origin
German: bisemutum, (white mass), Now spelled wismut.
Density (g/cc)
9.747
Melting Point (K)
544.5
Boiling Point (K)
1883
Appearance
Hard, brittle, steel-gray metal with a pinkish tinge
Atomic Radius (pm)
170
Atomic Volume (cc/mol)
21.3
Covalent Radius (pm)
146
Ionic Radius
74 (+5e) 96 (+3e)
Specific Heat
0.124
Fusion Heat (kJ/mol)
11.00
Evaporation Heat (kJ/mol)
172.0
Thermal Conductivity (@25°C W/m K)
7.9
Debye Temperature (K)
120.00
Pauling Negativity Number
2.02
First Ionizing Energy (kJ/mol)
702.9
Oxidation States
5, 3
Electronic Configuration
[Xe] 4f14 5d10 6s2 6p3
Lattice Structure
Rhombohedral(RHL)
Lattice Constant
4.750
Lattice C/A Ratio
n/a
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