Lead

Pb Lead
82
207.2
6
Symbol
Pb
Atomic Number
82
Atomic Weight
207.2
Element Classification
Discovered By
Known to the ancients.
Discovery Date
n/a (Unknown)
Name Origin
Anglo-Saxon: lead; symbol from Latin: plumbum.
Density(g/cc)
11.35
Melting Point
600.65
Boiling Point(K)
2013
Appearance
Very soft, highly malleable and ductile, blue-white shiny metal
Atomic Radius(pm)
175
Atomic Volume(cc/mol)
18.3
Covalent Radius(pm)
147
Ionic Radius
84 (+4e) 120 (+2e)
Specific Heat
0.159
Fusion Heat
4.77
Evaporation Heat(kj/mol)
177.8
Thermal Conductivity(@25°C W/m K)
35.3
Debye Temperature
88.00
Pauling Negativity Number
1.8
First Ionizing Energy(kj/mol)
715.2
Oxidation States
4, 2
Electronic Configuration
[Xe] 4f14 5d10 6s2 6p2
Lattice Structure
Face-Centered Cubic(FCC)
Lattice Constant
4.950
Lattice C/A Ratio
n/a

KEY

SEE ALSO

Lead

Columbia Encyclopedia

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