| Plutonium |
|
94Pu
|
|
|
| Ìhànsójú |
silvery white
 |
| Àwọn ìdámọ́ wíwọ́pọ̀ |
| Orúkọ, àmì-ìdámọ́, nọ́mbà |
plutonium, Pu, 94 |
| Ìpèlóhùn |
/pluːˈtoʊniəm/
ploo-TOE-nee-əm |
| Ẹ̀ka ẹ́límẹ̀nti |
actinide |
| Ẹgbẹ́, àsìkò, àdìpò |
n/a, 7, f |
| Ìwúwo átọ́mù |
(244) |
| Ìtòléra ẹ̀lẹ́ktrónì |
[Rn] 5f6 7s2
2, 8, 18, 32, 24, 8, 2 |
| Physical properties |
| Phase |
solid |
| Density (near r.t.) |
19.816 g·cm−3 |
| Liquid density at m.p. |
16.63 g·cm−3 |
| Melting point |
912.5 K, 639.4 °C, 1182.9 °F |
| Boiling point |
3505 K, 3228 °C, 5842 °F |
| Heat of fusion |
2.82 kJ·mol−1 |
| Heat of vaporization |
333.5 kJ·mol−1 |
| Molar heat capacity |
35.5 J·mol−1·K−1 |
| Vapor pressure |
| P (Pa) |
1 |
10 |
100 |
1 k |
10 k |
100 k |
| at T (K) |
1756 |
1953 |
2198 |
2511 |
2926 |
3499 |
|
| Atomic properties |
| Oxidation states |
7, 6, 5, 4, 3
(amphoteric oxide) |
| Electronegativity |
1.28 (Pauling scale) |
| Ionization energies |
1st: 584.7 kJ·mol−1 |
| Atomic radius |
159 pm |
| Covalent radius |
187±1 pm |
| Miscellanea |
| Crystal structure |
monoclinic
|
| Magnetic ordering |
paramagnetic[1] |
| Electrical resistivity |
(0 °C) 1.460 µΩ·m |
| Thermal conductivity |
6.74 W·m−1·K−1 |
| Thermal expansion |
(25 °C) 46.7 µm·m−1·K−1 |
| Speed of sound |
2260 m·s−1 |
| Young's modulus |
96 GPa |
| Shear modulus |
43 GPa |
| Poisson ratio |
0.21 |
| CAS registry number |
7440-07-5 |
| Àwọn ísótòpù dídúró jùlọ |
| Main article: Àwọn ísótòpù plutonium |
|
|
|
· r |
Plùtòníọ̀m tabi Plutonium je is a synthetic apilese kemika alasopo teyinuraniom alagbararadio to ni ami-idamo kemika Pu ati nomba atomu 94.
