Results 1–6 of 6 for bizmut
Bismuth was discovered by Claude Geoffroy (France) in 1753. The origin of the name comes from the German words Weisse Masse meaning white mass; now spelled wismut and bisemutum. It is hard, brittle, steel-grey metal with a pink tint. Stable in oxygen and water. Dissolves in concentrated nitric acid. Bismuth can be found free in nature and in minerals like bismuthine (Bi2S3) and in bismuth ochre (Bi2O3) Main use is in pharmaceuticals and low melting point alloys used as fuses.
Astatine was discovered by Emilio Gino Segrè, Dale R. Corson and K. R. MacKenzie (USA) in 1940. The origin of the name comes from the Greek word astatos meaning unstable. It is unstable, radioactive member of the halogen group. Astatine does not occur in nature. Similar to iodine. Produced by bombarding bismuth with alpha particles. Since its isotopes have such short half-lives there are no commercially significant compounds of astatine.
Bohrium was discovered by Peter Armbruster, Gottfried Münzenber and their co-workers at the Heavy Ion Research Laboratory (Gesellschaft für Schwerionenforschung, GSI) in Darmstadt, Germany in 1981. Named in honour of Niels Bohr, the Danish physicist. It is synthetic radioactive metal. Bohrium was produced by bombarding bismuth-204 with chromium-54.
Hassium was discovered by Peter Armbruster, Gottfried Münzenber and their co-workers at the Heavy Ion Research Laboratory (Gesellschaft für Schwerionenforschung, GSI) in Darmstadt, Germany in 1984. The origin of the name is the Latin word Hassias meaning Hess, the German state. It is synthetic radioactive metal. Hassium was produced bythe bombardment of lead-208 with iron-58.
Meitnerium was discovered by Peter Armbruster, Gottfried Münzenber and their co-workers at the Heavy Ion Research Laboratory (Gesellschaft für Schwerionenforschung, GSI) in Darmstadt, Germany in 1982. Named in honour of Lise Meitner (1878-1968), the Austrian physicist. It is synthetic radioactive metal. Meitnerium was produced bybombarding bismuth-209 with iron-58.
Unununium was discovered by S. Hofmann et al. collaboration at the Heavy Ion Research Laboratory (Gesellschaft für Schwerionenforschung, GSI) in Darmstadt, Germany in December 1994. The new element has not yet been officially named, but it is known as unununium, according to the system designated by the IUPAC for naming new elements. It is synthetic radioactive metal. In bombardments of 209Bi targets with 64Ni using the velocity selector SHIP facility to discriminate in favor of the fused product, 272111 + 1n, three sets of localized alpha-decay chains were observed with position-sensitive detectors.
Generalic, Eni. "Bizmut." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. {Date of access}. <https://glossary.periodni.com>.
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