19.1
238.029
[Rn] 5f36d17s2
234U, 235U, 238U
7
f
92
2, 8, 18, 32, 21, 9, 2
597.64
U
19.1
1135°C, 2075°F, 1408 K
4131°C, 7468°F, 4404 K
Martin Heinrich Klaproth
1789
7440-61-1
22425
More Information
expand all +
collapse all -

Atomic Data

Atomic Radiues, Non-bonded (A): 2.41
Electron Affinity (kJ mol-1): Unknown
Covalent Radiues (A): 1.83
Electronegativity (Pauling Scale): 1.7
Ionisation Energies (kJ mol-1) 1st 2nd 3rd 4th 5th 6th 7th 8th
597.64 1022.7 - - - - - -

Oxidation States and Isotopes

Common oxidation states 1
Isotope Atomic Mass Natural Abundance Half Life Mode of Decay
233U 233.040 - 1.590 x 105 y α
> 2.7 x 1017 y sf
234U 234.041 0.0054 2.453 x 105 y α
1.5 x 1016 y sf
235U 235.044 0.7204 7.03 x 108 y α
1.0 x 1019 y sf
236U 236.046 - 2.342 x 107 y α
2.5 x 1016 y sf
238U 238.051 99.2742 8.2 x 1015 y sf
 

Supply Risk

Relative Supply Risk: 5.7
Crustal Abundance (ppm): 1.3
Recycle Rate (%): Unknown
Production Conc.(%) : 33
Top 3 Producers:
1) Kazakhstan
2) Canada
3) Australia
Top 3 Reserve Holders:
1) Australia
2) Kazakhstan
3) Canada
Substitutability: High
Political Stability of Top Producer: 61.8
Political Stability of Top Reserve Holder: 74.5

Pressure and Temperature Data

Specific Heat Capacity: 116
Shear Modulus: Unknown
Young Modulus: Unknown
Bulk Modulus: Unknown
Pressure 400k Pressure 600k Pressure 800k Pressure 1000k Pressure 1200k Pressure 1400k Pressure 1600k Pressure 1800k Pressure 2000k Pressure 2200k Pressure 2400k
- - - - 9.47 x 10-10 2.87 x 10-6 4.27 x 10-6 0.000263 0.00678 0.0933 Unknown