arsenic trioxide

English

Noun

arsenic trioxide (uncountable)

  1. An industrially important oxide of arsenic that occurs as the mineral claudetite; formula As2O3 (though in liquid, gaseous and some solid forms it has molecules of the form As4O6).

Translations

Usage notes

Often colloquially referred to simply as arsenic as the common form in such things as old style rat poison.

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