(a) What are amphoteric oxides ? [1] (b) Categorise the following based on their nature : ZnO, Na 2 O, CO 2…
(a) What are amphoteric oxides ? [1]
(b) Categorise the following based on their nature :
ZnO, Na2O, CO2 [1]
Solution
(a) Metal oxides which can react with both acids as well as bases to
produce salt and water.
(b) ZnO – Amphoteric oxide
Na2O – Basic oxide
CO2 – Acidic oxide