Group 2

• What do group 2 elements form when reacting with water

  Group 2 elemets react with water to form bases(alkaline solutions)

  If it is an element on its own it forms a metal hydroxide and hydrogen

  If it is a metal oxide it forms just a metal hydroxide
• What do group 2 elements form when reacting with oxygen

  Group 2 elements react with oxygen to form a base

  This reaction just forms a metal oxide
• Uses of group 2 elements

  Calcium hydroxide (limewater) is used to neutralise soil

  Magnesium hydroxide is used to neutralise excess stomach acid