Question

When sodium and chlorine ion react, energy is

• A. released and ionic bonds are formed
• B. released and covalent bonds are formed
• C. absorbed and ionic bonds are formed
• D. absorbed and covalent bonds are formed

Answer 1

Answer: (A)

Sodium (cation) and chlorine (anion), oppositely charged ions are attracted towards each other by electrostatic force of attraction and are thus, linked together by an ionic bond. In the formation of ionic bond energy is released.