Ionic and Covalent Bonds — Mains Questions

Discuss the role of electronegativity in determining the nature of chemical bonds. Provide examples of how this concept explains the properties of different compounds.

Compare and contrast the properties of ionic and covalent compounds, providing mechanistic reasons for the observed differences. Illustrate with relevant examples.

Explain the concept of coordinate covalent bonding with suitable examples. How is it relevant in the context of advanced materials or biological systems?