Question

Which of the following exists as cations with delocalized electrons?

• A. Non-polar covalent substance
• B. Polar covalent substance
• C. Ionic substance
• D. Metallic substance
• E. Noble gas

Answer 1

The correct option is D Metallic substance

Metallic substance exists as cations with delocalized electrons.
The positive ions (cations) are arranged to form a kernel in the sea of delocalised electrons. The force of attraction between the positive ions (cations) and the sea of delocalised electrons is called the metallic bond.