Question

Exceptional cases for physical properties of metals and non metalswith examples

Answer 1

¤METALS:
» They are solids in room temperature except :mercury (liquid)
» They have high melting and boiling points except :gallium and ceasium
» They are hard except: sodium and potassium
» They are good conductors of electricity and heat except: bismuth and lead
» It's density is high except:mercury, sodium, potassium
¤NON METALS:
» They are generally solids or gases except :bromine
» They are soft: except diamond(allotrope of carbon)
» They have low melting and boiling points except : diamond
» They have low density except :diamond
» They have dull appearance except : iodine and graphite(allotrope of carbon)
» They are bad conductors of heat and electricity except: graphite

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