Beautiful Bonds The World of Covalent and Metallic Solids

The video tutorial explains different types of solids: ionic, molecular, covalent, and metallic. Ionic solids consist of cations and anions held by ionic bonds, acting as insulators in solid form but conductors when molten or in solution. Molecular solids are categorized into non-polar, polar, and hydrogen-bonded, with varying intermolecular forces affecting their properties. Covalent solids, like diamond and graphite, have strong covalent bonds, with graphite being a good conductor due to free electrons. Metallic solids feature a sea of electrons around metal ions, making them good conductors and malleable.

How does the structure of diamond contribute to its hardness?

In what ways do graphite and diamond differ in their properties?

What are the characteristics of metallic solids?