
1) Atomic number 94 2) Chemical element 3) Chemical element 4) Dangerous element 5) Element 6) Element discovered in 1940 7) Element number 94 8) Element Pu 9) Element with the symbol Pu 10) Manhattan project element 11) Synthetic element
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1) Pu
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Plutonium is a transuranic radioactive chemical element with the symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, and forms a dull coating when oxidized. The element normally exhibits six allotropes and four oxidation states. It reacts with carbon, halogens, nitrogen, silicon an...
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A man-made element two places higher than uranium in the periodic system
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radioactive chemical element of the actinoid series of the periodic table, atomic number 94. It is the most important transuranium element because of ... [11 related articles]
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A heavy artificially produced radioactive metal with 15 isotopes. It has an atomic number of 94.
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(Pu) A radioactive, silvery, metallic element, occurring in uranium ores and produced artificially by neutron bombardment of uranium. Plutonium has 15 isotopes with masses ranging from 232 to 246 and half-lives from 20 minutes to 76 million years. Plutonium is a radiological poi...
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A transuranic element formed in a nuclear reactor by neutron capture. It has several isotopes, some of which are fissile and some of which undergo spontaneous fission, releasing neutrons.
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<chemical> Plutonium. A naturally radioactive element of the actinide metals series. It has the atomic symbol pu, atomic number 94, and atomic weight 242. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons. ... Chemical name: Plut...
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(Pu) (ploo-to´ne-әm) a chemical element, atomic number 94, atomic weight 242.
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A transuranic element, formed in a nuclear reactor by neutron capture. It has several isotopes, some of which are fissile and some of which undergo spontaneous fission, releasing neutrons. Weapons-grade plutonium is produced with >90% Pu-239, reactor-grade plutonium contains about 30% non-fissile isotopes.
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http://www.encyclo.co.uk/local/21076
(Pu) Type: Term Pronunciation: plū-tō′nē-ŭm Definitions: 1. A transuranium artificial radioactive element, atomic no. 94, atomic wt. 244.064. The best-known α-emitting isotope is 239Pu (half-life 24,110 years) which, like 235U, is fissionable and can be used in atomic bombs and nuclear power plants; 238Pu (half...
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Plutonium is a radioactive metal element with the symbol Pu. It was discovered by the chemists Glenn Seaborg and Edwin McMillan in 1940. The isotopes of plutonium were first prepared and studied by Seaborg and his associates in 1941. Trace amounts of the element have since been found in uranium ores, but plutonium is prepared in relatively large qu...
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It is a radioactive metallic element (symbol Pu) of proton number 94 and relative atomic mass 239.13.
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[
n] - a radioactive transuranic element that is similar to uranium
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A radioactive metallic element chemically similar to uranium.
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A product of the radioactive decay of neptunium. Symbol Pu
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Pu noun a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being ...
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A transuranic element, formed in a nuclear reactor by neutron capture. It has several isotopes, some of which are fissile and some of which undergo spontaneous fission, releasing neutrons. Weapons-grade plutonium is produced in special reactors to give >90% Pu-239, reactor-grade plutonium contains about 30% non-fissile isotopes. About one third ......
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https://www.world-nuclear.org/nuclear-basics/glossary.aspx
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