Definition of chromous in US English:

chromous

adjective

Chemistry
  • Of chromium with a valence of two; of chromium(II).

    Compare with chromic
    • ‘Chromous sulphate is obtained by dissolving the hydroxide or acetate in sulphuric acid.’
    • ‘As a preliminary to the structural determination of chromous acetate, it was decided to study the much more stable cupric acetate Cu 2. H 2 O during the early X-ray investigations.’

Pronunciation

chromous

/ˈkrōməs//ˈkroʊməs/