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Neptunium-235
Neptunium-235
Neptunium-235 is a radioactive isotope of neptunium with 93 electrons and protons and 142 neutrons. It has a half-life of 400 days. This isotope of Neptunium either decays by:
- Emitting an alpha particle - Here, the decay energy is 5.2 MeV and the decay product is Protactinium-231.
- Electron capture - Here, the decay energy is 0.125 MeV and the decay product is Uranium-235
This particular isotope of neptunium has a weight of 235.0440633 grams/mole. It is not abundant in nature because it is unstable.
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Last updated on Wednesday June 27, 2007 at 00:25:54 PDT (GMT -0700)
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This article is licensed under the GNU Free Documentation License.
Last updated on Wednesday June 27, 2007 at 00:25:54 PDT (GMT -0700)
View this article at Wikipedia.org - Edit this article at Wikipedia.org - Donate to the Wikimedia Foundation
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