TERMIUM Plus®

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

02 [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1992-05-07

English

Subject field(s)
  • Chemical Elements and Compounds
  • Climate Change
CONT

Ozone is formed when ultraviolet radiation dissociates molecular oxygen: 02 + hv [makes] 20. 0 + 02 + M [makes] 03 + M. M represents another molecule of oxygen or nitrogen that is unchanged in the reaction.

OBS

molecular oxygen: term standardized by ISO.

French

Domaine(s)
  • Éléments et composés chimiques
  • Changements climatiques
CONT

Principalement au-dessus de 1 000 km d'altitude, l'oxygène moléculaire absorbe les radiations ultraviolettes inférieures à 242 nm et, de ce fait, se transforme en oxygène atomique : 02 + hv [donne] 0 + 0 (uv<242 nm).

OBS

oxygène moléculaire : Terme normalisé par l'ISO.

Spanish

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