A metal X reacts with oxygen gas to give an amphoteric oxide. Identify the metal X from the below-mentioned options.
X + O2 → Oxide of metal X
Al (Aluminium)
Aluminium on reaction with Oxygen, forms Al2O3. This metal oxide shows both acidic as well as basic behaviour. Such metal oxides which react with both acids as well as bases to produce salts and water are known as amphoteric oxides.