Metals | Non - metals |
They are generally hard. | They are generally soft. |
They are generally lustrous. | They are generally non-lustrous. |
They are generally malleable. | They are generally non-malleable. |
They are generally ductile. | They are generally non-ductile. |
They are generally sonorous. | They are generally non-sonorous. |
They are generally good conductors of heat and electricity. | They are generally poor conductors of heat and electricity. |