The Reactivity Series

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The Reactivity Series
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The Alkali Metals

• These are the metals in Group 1 of the periodic
  table (the first column).
• They react with water to make hydrogen and an
  alkali called a metal hydroxide.
• General equation
• alkali water hydrogen metal
• metal hydroxide

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Task 1

• Write a word equation for the reaction of
• Lithium and water
• lithium water lithium hydroxide hydrogen
• Sodium and water
• sodium water sodium hydroxide hydrogen
• Potassium and water
• potassium water potassium hydroxide
  hydrogen

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The reactivity of G1 metals

• The order of reactivity of G1 metals is
• LEAST REACTIVE
• Lithium
• Sodium
• Potassium
• Rubidium
• Caesium
• MOST REACTIVE

• The order of G1 metals going down the group is
• Lithium
• Sodium
• Potassium
• Rubidium
• Caesium

Q What do you notice?
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Task 2

• Copy and complete
• As you go down Group 1, the reactivity of the
  metals _____________________ .