Question

Which of the following statements is not correct?

Options

• All metal carbonates react with acid to give a salt, water and carbon dioxide

• All metal oxides react with water to give salt and acid

• Some metals react with acids to give salt and hydrogen

• Some non metal oxides react with water to form an acid

Answer 1

All metal oxides react with water to give salt and acid

Explanation - 

The statement is not correct as the metal oxide reacts with water to form metal hydroxide.