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radium series

urano radioaktyvioji šeima statusas T sritis chemija apibrėžtis Radioaktyviųjų skilimų seka nuo ²³⁸₉₂U iki patvaraus ²⁰⁸₈₂Pb. atitikmenys: angl. radium radioactive series; radium series; uranium radioactive family; uranium radioactive series; uranium series; 4n+2 series rus. радиоактивное семейство радия; радиоактивное семейство урана; радиоактивный ряд радия; радиоактивный ряд урана; ряд радия; ряд урана; семейство радия; семейство урана ryšiai: sinonimas – urano šeima sinonimas – 4n+2 šeima

Chemijos terminų aiškinamasis žodynas – 2-asis patais. ir papild. leid. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. . 2003.

Look at other dictionaries:

  • radium series — noun : uranium series …   Useful english dictionary

  • uranium-radium series — noun see uranium series …   Useful english dictionary

  • radium radioactive series — urano radioaktyvioji šeima statusas T sritis chemija apibrėžtis Radioaktyviųjų skilimų seka nuo ²³⁸₉₂U iki patvaraus ²⁰⁸₈₂Pb. atitikmenys: angl. radium radioactive series; radium series; uranium radioactive family; uranium radioactive series;… …   Chemijos terminų aiškinamasis žodynas

  • Radium — Ra di*um (r[=a] d[i^]*[u^]m), n. [NL., fr. L. radius ray.] (Chem.) An intensely radioactive metallic element found (combined) in minute quantities in pitchblende, and various other uranium minerals. Symbol, Ra; atomic weight, 226.4. Radium was… …   The Collaborative International Dictionary of English

  • radium — /ray dee euhm/, n. 1. Chem. a highly radioactive metallic element whose decay yields radon gas and alpha rays. Symbol: Ra; at. wt.: 226; at. no.: 88. 2. a lustrous rayon or silk fabric constructed in plain weave and used in women s apparel,… …   Universalium

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  • Radium — The celebrated radioactive element discovered by Marie and Pierre Curie in 1898. * * * A metallic element, atomic no. 88, extracted in very minute quantities from pitchblende; 226Ra, its longest lived isotope, is produced as an intermediate in… …   Medical dictionary

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  • radium — [ reɪdɪəm] noun the chemical element of atomic number 88, a radioactive metal of the alkaline earth series. (Symbol: Ra) Origin C19: from L. radius ray + ium …   English new terms dictionary

  • Isotopes of radium — Radium (Ra) has no stable isotopes. A standard atomic mass cannot be given. The longest lived, and most common, isotope of radium is 226Ra with a half life of 1600 years. 226Ra occurs in the disintegration chain of 238U (often referred to as the… …   Wikipedia

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