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.
Correct Answer:
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