what are amphoteric oxides?
Which of the following are amphoteric oxides?
(a) What are amphoteric oxides? Give two examples of amphoteric oxides. (b) Choose the acidic oxides, basic oxides and neutral oxides from the following: Na2O:CO2;CO;SO2;MgO;N2O;H2O. (c) Which of the following are amphoteric oxides: MgO,ZnO,P2O3,Al2O3,NO2