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Atomic weight
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Atomic volume
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discovered
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state (s, l, g)
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melting point
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boiling point
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electronegativity
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Shells
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electron configuration
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structure
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uses
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characteristics
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reaction with air
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number of isotopes
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hydride(s)
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oxide(s)
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chloride(s)
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image
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thermal conductivity
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electrical conductivity
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polarizability
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source
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abundance earth's crust
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cost, pure
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cost, bulk
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rel. abund. solar system
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Density @ 293 K
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| Plutonium(Pu) | ... | 12.32 (cm3/mol) | 11/30/1939 | s | 914.2 (K) | 3,503 (K) | 1.3 | 2,8,18,32,24,8,2 | [Rn] 5f6 7s2 | fcc: face-centered cubic | weapon fuel, pacemakers | Radioactive | ... | | PuH2 PuH3 | PuO Pu2O3 PuO2 | PuCl2 PuCl3 |  | 6.3 J/m-sec-deg | 7.072 1/mohm-cm | 24.5 (A^3) | ... | ... | $/100g | $/100g | l (l) | 1 (1) |
| Protactinium(Pa) | 231.036 | 15. (cm3/mol) | 11/30/1916 | s | 1,873.2 (K) | 4,500 (K) | 1.5 | 2,8,18,32,20,9,2 | [Rn] 5f2 6d1 7s2 | fcc: face-centered cubic | ... | Radioactive | ... | 1 | PaH3 | PaO PaO2 Pa2O5 | PaCl4 PaCl5 |  | J/m-sec-deg | 1/mohm-cm | 25.4 (A^3) | ... | -5.9 (log) | $/100g | $/100g | l (l) | 1 (1) |
| Thorium(Th) | 232.038 | 19.9 (cm3/mol) | 11/30/1828 | s | 2,023.2 (K) | 5,123 (K) | 1.3 | 2,8,18,32,18,10,2 | [Rn] 6d2 7s2 | fcc: face-centered cubic | gas mantles (ThO2) | Radioactive | mild, w/ht ignites =>ThO2 | 3 | ThH2 Th4H15 | ThO2 | ThCl4 |  | 54 J/m-sec-deg | 76.923 1/mohm-cm | 32.1 (A^3) | Monazite(phosphate),U extractn | 1 (log) | $/100g | $/100g | - (-) | 1 (1) |
| Uranium(U) | 238.029 | 12.59 (cm3/mol) | 11/30/1788 | s | 1,405.2 (K) | 4,203 (K) | 1.7 | 2,8,18,32,21,9,2 | [Rn] 5f3 6d1 7s2 | hcp:hex cls pkd distorted | nuclear reactor fuel | Radioactive | mild, =>U3O8 | 3 | UH3 | UO UO2 U2O5 U3O8 UO3 | UCl3 UCl4 UCl5 UCl6 |  | 27.5 J/m-sec-deg | 33.333 1/mohm-cm | 27.4 (A^3) | Uranite (oxide) | .4 (log) | $/100g | $/100g | - (-) | 1 (1) |
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