90 Thorium

Atomic Number
Atomic Weight
Boiling Point °C
Melting Point °C
Specific Gravity
Electron Configuration
Electronegativity
Heat of Vaporization
Heat of Fusion
90
232.0381
4788
1755
11.7
Rn/6D2,7S2
1.3
514.4
16.1
Electrical Conductivity
Thermal Conductivity
Specific Heat
First Ion Potential
Covalent Radius
Atomic Radius
Atomic Volume
Oxidation States
0.0653
0.54
0.12
6.08
1.65

19.9
4

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