Identify the amphoteric oxide from the following:
Na2O
Al2O3
MgO
K2O
Amphoteric oxides like aluminium oixde reacts with both acids as well as bases.
(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