TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

BARYUM [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2010-09-21

English

Subject field(s)
  • Chemistry
  • Geochemistry
Universal entry(ies)
Ba
symbol
7440-39-3
CAS number
DEF

A silver-white malleable toxic bivalent metallic element of the alkaline-earth group that tarnishes rapidly in air, that occurs only in combination especially as barite and witherite, that is made by reduction of barium oxide or by electrolysis of a fused salt (as barium chloride), and that is used in the form of alloys chiefly as a getter in electron tubes.

OBS

barium: term adopted by Environment Canada; used in the list of pollutants measured in the National Air Pollution Surveillance Network (NAPS).

OBS

Also known under the following designations: UN 1399 (DOT); UN 1400 (Barium); UN 1854 (barium alloys, pyrophoric).

OBS

Symbol: Ba

French

Domaine(s)
  • Chimie
  • Géochimie
Entrée(s) universelle(s)
Ba
symbol
7440-39-3
CAS number
DEF

Métal alcalino-terreux blanc argenté, malléable et brûlant facilement quand il est chauffé à l'air.

OBS

[Le baryum] entre dans la composition de certains minéraux : barytine, celsiane, hyalophane, withérite. Numéro atomique 56, nombre de masse 137,34.

OBS

baryum : terme retenu par Environnement Canada; utilisé dans la liste des polluants mesurés par le Réseau national de surveillance de la pollution atmosphérique (RNSPA).

OBS

Symbole : Ba

Spanish

Campo(s) temático(s)
  • Química
  • Geoquímica
Entrada(s) universal(es)
Ba
symbol
7440-39-3
CAS number
DEF

Elemento químico de símbolo Ba, número atómico 56, masa atómica 137.33, configuración electrónica (Xe)6s², con 25 nucleidos, 7 de los cuales son estables.

OBS

Pertenece al grupo de los elementos alcalinotérreos.

Save record 1

Record 2 2001-04-27

English

Subject field(s)
  • Titles of Monographs
  • Chemistry
OBS

Published by Health Canada, Health Protection Branch, under the Guidelines for Canadian Drinking Water Quality - Supporting Documents. Prepared by the Federal-Provincial Subcommittee on Drinking Water of the Federal-Provincial Committee on Environmental and Occupational Health, Ottawa, (edited September 1990), 6 pages.

French

Domaine(s)
  • Titres de monographies
  • Chimie
OBS

Publié par Santé Canada, Direction générale de la protection de la santé. Préparé par le Sous-comité fédéral-provincial sur l'eau potable du Comité fédéral-provincial de l'hygiène du milieu et du travail, Ottawa, (révisé en septembre 1990), 7 pages.

Spanish

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