Question

Which one of the following properties differentiates metals from non-metals?

• A. Non-metals from oxides
• B. Non-metals form halides on reacting with halogens
• C. Non-metals form hydries on reacting with hydrogen
• D. Non-metals do not replace hydrogen from acids

Answer 1

The correct option is D Non-metals do not replace hydrogen from acids

The property of the option (D) differentiates metals from non-metals.
Non-metals do not replace hydrogen from acids and thus, don't react with acids, on the other hand metals replace hydrogen from acids.