Giant covalent structures exist when many atoms are covalently bonded in a large structure.
Whilst the general trend that metals are solids and non-metal are gases, liquids and solids hold true and as you progress down the non-metals there are more solids there are some key exceptions.
Intermolecular forces are the forces of attraction that exist between covalent compounds holding them together. There are three different types of different strengths.
