Compare transition metals and Group 1 metals

• Group 1 metals

  Low melting point and density

  Soft-cut with a knife

  Very reactive with oxygen and water

  form +1 ion

  Not used as a catalyst

  has white compounds.
• Transition metal

  High melting point and density

  Hard and strong

  Less reactive with oxygen and water

  used as a catalyst

  form coloured compound

  form ions with multiple charges or variable oxidation state