Question

Define amphoteric oxides. Choose the amphoteric oxides from the following
Na2O, Al2O3, CO2, SnO2

Answer 1

Answer:

Oxides which show properties of both acid and basic oxides.. they react as an acid and as a base too.. Na2O , Al2O3 are amphoteric oxides.

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Answer 2

Explanation:

oxides that react with both acid and base and produce salt and water is called amphoteric oxides.The amphoteric oxide given above is Al2O3