Periodic Table

• Alkali Metals(Physical Properties)


  -Soft/slippery

  -Low melting and boiling point

  -Low densities
• Alkali Metals(Chemical Properties)


  -Highly reactive

  -Stored in oil

  Reacts with water,acid and steam
• Halogens(Physical Properties)


  -Low melting and boiling point

  -Coloured
• Halogens(Chemical prop)


  -Non-metal

  -Reacts with salt to form halide
• Noble Gases(Properties)


  -Monoatomic

  -Non metals

  -Colourless(Room temp)

  -Low melting and boiling point_

  -Insoluble in water

  -Unreactive
• Transition Metals


  -Catalysts

  -High Melting points

  -High Densities

  -Coloured
• Alkali metals are group 1 elements.
• Group 17 elements are called halogens.
• Groups 3-12 are transition metals
• Group 18 elements are noble gases and are inert and non-reactive.
• Alkali metals have low melting points and low densities.