Question

what happened when metallic oxide react with acid? write example​

Answer 1

Answer:

Metallic oxides react with acids to give salts and water. After the reaction takes place the colour of the solution becomes blue-green due to the formation of copper chloride and the copper oxide dissolves. This proves that metallic oxides are basic oxides.

Answer 2

Answer:

Metallic oxides react with acids to give salts and water. After the reaction takes place the colour of the solution becomes blue-green due to the formation of copper (II) chloride and the copper oxide dissolves. This proves that metallic oxides are basic oxides.