Which of the following examples are correctly classified as covalent (network) solids? — Solid State Chemistry Question

💡 Solution & Explanation

Covalent solids consist of atoms held together in large networks by covalent bonds. Examples include Quartz ($SiO_2$), Silicon carbide ($SiC$), Aluminium nitride ($AlN$), Diamond, and Graphite. $I_2$ is a non-polar molecular solid.