Comparison is based on nature and identifying a bond type, the type of atoms (and molecules) involved, their difference in conductivity, bond energy, and physical properties.
Side-by-side comparison - Difference between Ionic, Covalent, Metallic, and Vander Waal Forces
CurlyArrows has created a beginner's guide- Introductory Organic Chemistry as a prerequisite to organic chemistry reactions. It comprises 13 carefully crafted, simplified, illustrative, and descriptive chapters.