Answer
See the answer below.
Work Step by Step
a) Network solid (high number of bonds), atoms, covalent bonds, n-type semiconductor
b) Network solid (same reason as a), atoms, covalent bonds, lubricant ability
c) Covalent solid, molecules, covalent bonds within molecules and dipole-dipole forces with other molecules, fungistatic compound
d) Ionic solid, ions, ionic interactions, high solubility in water
