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Isotopes of uranium - Wikipedia

en.wikipedia.org/wiki/Isotopes_of_uranium

Uranium (U) is a naturally occurring radioactive element that has no stable isotopes but two primordial isotopes that have long half-life and are found in ...

Radioactivity : Uranium Isotopes

www.radioactivity.eu.com/site/pages/Uranium_Isotopes.htm

Three isotopes, uranium 236, 233 and 232, are also produced by reactors from ... Uranium 233 is a fissile nucleus that does not exist naturally, such as ...

FAQ 1-What is uranium?

web.ead.anl.gov/uranium/faq/uproperties/faq1.cfm

Uranium in its pure form is a silver-colored heavy metal that is nearly twice as dense as lead. In nature, uranium atoms exist as several isotopes: primarily ...

It's Elemental - The Element Uranium

education.jlab.org/itselemental/ele092.html

Naturally occurring uranium consists of three isotopes: uranium-234, uranium- 235 and uranium-238. ... Methods also exist for concentrating uranium-235.

Uranium - Periodic Table of Elements: Los Alamos National ...

periodic.lanl.gov/92.shtml

There are 27 known isotopes of uranium ranging in atomic weights 217–219, ... The heavier “transuranic” elements are either man-made or they exist only as ...

uranium-235 | chemical isotope | Britannica.com

www.britannica.com/science/uranium-235

The existence of uranium-235 in nature rests on the fact that alpha decay to the ground and low excited states exhibits hindrance factors of over 1,000. Thus the ...

What isotopes of uranium exist - Answers.com

www.answers.com/Q/What_isotopes_of_uranium_exist

Answer this question… Submit. Ads. Follow. Harvey Guillen Q&A. Actor: Stars in MTV's "Eye ... The abundance of these three isotopes in natural uranium is:.

Uranium, Chemical Element - reaction, water, uses, elements, metal ...

www.chemistryexplained.com/elements/T-Z/Uranium.html

About a dozen other isotopes of uranium have been made artificially. ... Today, over 400 nuclear power plants exist worldwide, producing about 17 percent of all  ...

What is the difference between uranium-235 and uranium-238 ...

www.researchgate.net/post/What_is_the_difference_between_uranium-235_and_uranium-2381

Feb 8, 2013 ... Natural uranium contains 3 radioactive isotopes U-234 ,U-235,U-238 : 1. The weight percentage for U-235 is 0.72% and 0; 99.27% for U-238.

Is Uranium the Heaviest Natural Element? – Starts With A Bang

scienceblogs.com/startswithabang/2009/04/03/is-uranium-the-heaviest-natura/

Apr 3, 2009 ... Its most stable isotope, Uranium 238 (92 protons + 146 neutrons), has ... of the elements in the Island of Stability theorized to exist far out on the ...

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Radioactivity : Uranium 238 and 235

www.radioactivity.eu.com

All isotopes of uranium are unstable and radioactive, but uranium 238 and ... Uranium reserves which exist under the oceans are about a thousand times more  ...

What is Uranium? How Does it Work - World Nuclear Association

www.world-nuclear.org

Natural uranium as found in the Earth's crust is a mixture largely of two isotopes: uranium-238 (U-238), accounting for 99.3% and uranium-235 (U-235) about ...

Facts About Uranium - Live Science

www.livescience.com

Jul 9, 2015 ... This radioactive metal is unique in that one of its isotopes, uranium-235, is the only naturally occurring isotope capable of sustaining a nuclear ...