Which of the following pairs contains amphoteric oxides?
A
BeO,BaO
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B
BeO,Al2O3
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C
Al2O3,P2O5
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D
FeO,CuO
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Solution
The correct option is BBeO,Al2O3
Amphoteric oxides are the oxides of metal, which shows acidic as well as basic behaviour. These can react with acid and base both to produce salt and water.
Few examples of amphoteric oxides are Al2O3,ZnO,Ga2O3,BeO.