Caesium

Caesium

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Cae|si|um [lat. caesius = blaugrau (wegen der blauen Spektrallinien); -ium (1)], das; -s; Symbol: Cs; S: Cäsium: chem. Element aus Gruppe 1 des PSE, Protonenzahl 55, AG 132,90545. Goldglänzendes, sehr weiches, an Luft selbstentzündliches Alkalimetall, Dichte 1,87 g/mL, Smp. 28,5 °C, Sdp. 685 °C, das in seinen farblosen, im Allg. wasserlöslichen Verb. stets einwertig ist.

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Cae|si|um ['t̮sɛ:…]:
Cäsium.

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Caesium,
 
nach der chemischen Nomenklatur fachsprachliche Schreibweise für Cäsium.

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Cae|si|um ['tsɛ:...] ↑Cäsium.

Universal-Lexikon. 2012.

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  • caesium — Symbol: Cs Atomic number: 55 Atomic weight: 132.90545 Soft silvery white metallic element belonging to group 1 of the periodic table. One of the three metals which are liquid at room temperature. Cs 133 is the natural, and only stable, isotope.… …   Elements of periodic system

  • Caesium — caesium, Caesium C[ae] si*um, n. [NL., from L. caesius bluish gray.] (Chem.) A rare alkaline metal found in mineral water; so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis …   The Collaborative International Dictionary of English

  • caesium — caesium, Caesium C[ae] si*um, n. [NL., from L. caesius bluish gray.] (Chem.) A rare alkaline metal found in mineral water; so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis …   The Collaborative International Dictionary of English

  • caesium — Véase cesio. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • caesium — chiefly Brit var of CESIUM …   Medical dictionary

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