Chose the incorrect statement
The chemical properties of the metal Oxides are
1. Metal combines with oxygen to form the metal oxides
2. All metal oxide turns red litmus blue
3. Sodium oxide and Potassium oxide does not dissolve in the water.
4 Aluminium oxide is an amphoteric oxide
1
1 and 2
2
3 and 4
3
1 and 4
4
2 and 3