Question

Which type of solid has the lowest enthalpies of fusion?
1) Ionic solids
2) Covalent solids
3) Metallic solids
4) Molecular solids

Answer 1

Answer: 4 has the lowest ethalpies of fusion

Explanation:

Molecular solids usually have the lowest enthalpies of fusion among the options. The forces between molecules (intermolecular forces) are generally weaker compared to ionic or covalent bonds.