Cards (6)

  • What colour do lithium ions turn when heated?
    Red
  • What colour do sodium ions turn when heated?
    Yellow
  • What colour do potassium ions turn when heated?
    Lilac
  • What colour do calcium ions turn when heated?
    Brick red
  • What colour do barium ions turn when heated?
    Apple green
  • What colour do copper ions turn when heated?
    Blue-green