For the oxides CrO, Cr₂O₃, And CrO₃, Which of the following is true? A) All the oxides are basic. B) All the oxides are acidic. C) CrO is acidic, and Cr₂O₃ and CrO₃ are basic. D) CrO and Cr₂O₃ are acidic and CrO₃ is basic. E) CrO is basic, Cr₂O₃ is amphoteric, and CrO₃ is acidic.

Question

Quizplus · Accepted Answer

CrO is a basic oxide, Cr2O3 (chromium(III) oxide) is amphoteric, meaning it can act as both an acid and a base, and CrO3 (chromium(VI) oxide) is acidic.

For the Oxides CrO, Cr2O3, and CrO3

For the Oxides CrO, Cr₂O₃, and CrO₃