Chemical Element #91: Protactinium (Pa)
Atomic Number: 91, Element Symbol: Pa, Element Name: Protactinium, Atomic Mass: 231.0359 u.
Detailed Properties:
| Atomic Number: | 91 |
| Element Symbol: | Pa |
| Element Name: | Protactinium |
| Electron Configuration: | [Rn]7s25f26d1 |
| Atomic Mass: | 231.035900 u |
| Melting Point: | 1845.00 K |
| Boiling Point: | Unknown |
Stable Isotopes:
| Isotope | Mass | Abundance |
| 231Pa | 231.035884 | 1.000000 |
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2022-05-01, 890👍, 0💬
Related Topics:
Chemical Element #90: Thorium (Th)
Atomic Number: 90, Element Symbol: Th, Element Name: Thorium, Atomic Mass: 232.038 u. 2022-05-05, 1017🔥, 0💬
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Atomic Number: 88, Element Symbol: Ra, Element Name: Radium, Atomic Mass: 226.02541 u. 2022-07-06, 1002🔥, 1💬
Chemical Element #91: Protactinium (Pa)
Atomic Number: 91, Element Symbol: Pa, Element Name: Protactinium, Atomic Mass: 231.0359 u. 2022-05-01, 891🔥, 0💬
Chemical Element #86: Radon (Rn)
Atomic Number: 86, Element Symbol: Rn, Element Name: Radon, Atomic Mass: 222.01758 u. 2022-07-01, 874🔥, 0💬
Chemical Element #92: Uranium (U)
Atomic Number: 92, Element Symbol: U, Element Name: Uranium, Atomic Mass: 238.0289 u. 2022-05-01, 870🔥, 0💬
Chemical Element #89: Actinium (Ac)
Atomic Number: 89, Element Symbol: Ac, Element Name: Actinium, Atomic Mass: 227.02775 u. 2022-07-06, 843🔥, 1💬
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Atomic Number: 94, Element Symbol: Pu, Element Name: Plutonium, Atomic Mass: 244.06420 u. 2022-04-21, 794🔥, 0💬
Chemical Element #95: Americium (Am)
Atomic Number: 95, Element Symbol: Am, Element Name: Americium, Atomic Mass: 243.06138 u. 2022-04-21, 775🔥, 0💬