Lithium
Symbol
Li
Atomic Number
3
Atomic Weight
6.941
Element Classification
Discovered By
Johann Arfwedson
Discovery Date
1817 (Sweden)
Name Origin
Greek: lithos (stone).
Density(g/cc)
0.534
Melting Point
553.69
Boiling Point(K)
1118.15
Appearance
Soft, silvery-white metal
Atomic Radius(pm)
155
Atomic Volume(cc/mol)
13.1
Covalent Radius(pm)
163
Ionic Radius
68 (+1e)
Specific Heat
3.489
Fusion Heat
2.89
Evaporation Heat(kj/mol)
148
Thermal Conductivity(@25°C W/m K)
84.8
Debye Temperature
400.00
Pauling Negativity Number
0.98
First Ionizing Energy(kj/mol)
519.9
Oxidation States
1
Electronic Configuration
[He] 2s1
Lattice Structure
Body-Centered Cubic(BCC)
Lattice Constant
3.490
Lattice C/A Ratio
n/a
