Group 1

• What is another name for Group 1?

  The alkali metals
• What elements are in Group 1?

  Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb)
• What are the properties of 1. Lithium 2. Sodium and 3. Potassium?

  1. Black, soft, dull
  2. Light grey, soft, dull
  3. Green, soft, dull
• Why is Group 1 called 'the alkali metals'?

  When they react with water, they form an alkaline solution
• As you move down Group 1, what happens?

  1. Boiling point increases
  2. Melting point decreases
  3. Density increases
  4. Reactivity increases