You are seeing Ask web results for promethium.
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This WebElements periodic table page contains Essential information for the element promethium ... Brief description: great care is required while handling promethium as a consequence of its radioactivity. Promethium salts luminesce in the dark with a pale blue or greenish glow, due to their high radioactivity.
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Comprehensive information for the element Promethium – Pm is provided by this page including scores of properties, element names in many languages, most known nuclides and technical terms are linked to their definitions. ... Promethium Menu...
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Promethium salts luminesce in the dark with a pale blue or greenish glow, due to their high radioactivity. Ion-exchange methods led to the preparation of about 10 g of promethium from atomic reactor fuel processing wastes in early 1963. Little is yet generally known about the properties of metallic promethium.
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Promethium - Wikipedia, the free encyclopedia
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Promethium en de lb da nl af fy no fo; Prometium sv; Prómetín, Prómeþín is; — Italic; Prométhium fr; Promecio es; Promécio pt; Prometi ca oc fur; Prometio gl; Promezio it; Prometziu ro; ... Promethium was the last of the rare-earths family elements to be discovered. In 1902 the Czech chemist Bohuslav Brauner (1855...
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The Element Promethium - Basic Physical and Historical Information ... The Element Promethium; [Click for Isotope Data] ... The existence of promethium was predicted by Branner in 1902. Several groups claimed to have produced the element, but they could not confirm their discoveries because of the difficulty of...
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Basic information, atomic structure, and isotopes. ... Name: Promethium ; Symbol: Pm ; Atomic Number: 61 ; Atomic Mass: (145.0) amu ; Melting Point: Unknown ; Boiling Point: Unknown ; Number of Protons/Electrons: 61 ; Number of Neutrons: 84 ; Classification: Rare Earth;
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Info and Facts about the element Promethium from the Periodic Table. Interesting Facts, information about Promethium the element. Concise facts and info about Promethium ... The element Promethium and the Periodic Table; Find out more facts about Promethium on the Periodic Table which arranges every chemical element according...
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