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The Government of Canada’s terminology and linguistic data bank.
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Record 1 - external organization data 2011-08-26
Record 1, English
Record 1, Subject field(s)
- Chemistry
- Compartment - Canadian Nuclear Safety Commission
- Atomic Physics
Record 1, Main entry term, English
- actinium
1, record 1, English, actinium
correct
Record 1, Abbreviations, English
- Ac 2, record 1, English, Ac
correct
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A radioactive trivalent metallic element resembling lanthanum in chemical properties formed by alpha radiation from protactinium and found especially in pitchblende. 3, record 1, English, - actinium
Record number: 1, Textual support number: 1 OBS
Symbol: Ac. 3, record 1, English, - actinium
Record number: 1, Textual support number: 2 OBS
First member of the actinide series; atomic number 89; atomic weight 227 (most stable isotope); use: radioactive tracer (225 isotope). 4, record 1, English, - actinium
Record 1, French
Record 1, Domaine(s)
- Chimie
- Tiroir - Commission canadienne de sûreté nucléaire
- Physique atomique
Record 1, Main entry term, French
- actinium
1, record 1, French, actinium
correct, masculine noun
Record 1, Abbreviations, French
- Ac 2, record 1, French, Ac
correct
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Élément radioactif faisant partie du groupe des actinides. 3, record 1, French, - actinium
Record number: 1, Textual support number: 1 OBS
C'est l'un des produits de la désintégration de l'uranium 235. Numéro atomique 89, nombre de masse 227. 3, record 1, French, - actinium
Record number: 1, Textual support number: 2 OBS
On en connaît deux isotopes naturels, Ac 227 et Ac 228, et 22 isotopes artificiels de masse atomique comprise entre 209 et 232. 4, record 1, French, - actinium
Record number: 1, Textual support number: 3 OBS
Nombre de masse 227, de poids atomique chimique 227,035. 5, record 1, French, - actinium
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Química
- Compartimiento - Comisión Canadiense de Seguridad Nuclear
- Física atómica
Record 1, Main entry term, Spanish
- actinio
1, record 1, Spanish, actinio
correct, masculine noun
Record 1, Abbreviations, Spanish
- Ac 2, record 1, Spanish, Ac
correct
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Elemento químico radiactivo, de símbolo Ac, número atómico 89, y configuración electrónica (Rn)6d17s2, con 11 nucleidos, ninguno estable. La masa atómica del isótopo menos inestable es 227.0278. Es elemento metálico. 3, record 1, Spanish, - actinio
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