1.

Classify the following solids in different categories based on the nature of intermolecular forces operating in them : Potassium sulphate , tin , benzene , urea , ammonia , water , zinc sulphide , graphite , rubidium , argon , silicon carbide .

Answer» Ionic solids Potassium sulphate , zinc sulphide (as they have ionic bonds)
Covalent solids Graphite , silicon carbide (as they are covalent giant molecules ) .
Molecular solids Benzene , urea , ammonia , water , argon (as they have covalent bond) .
Metallic solids Rubidium , tin ( as these are metals ) .


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