Chemical Analysis

• What is the test for hydrogen?

  Lit splint -> squeaky pop
• What is the test for oxygen?

  Glowing splint -> relights
• What is the test for carbon dioxide?

  bubble it through lime water -> goes cloudy
• What is the test for chlorine gas?

  damp litmus paper -> bleaches
• What is flame emission spectroscopy?

  Analysing the light emitted by excited atoms or ions to identify and quantify elements in a sample.
• What is the flame colour for lithium?

  red
• What is the flame colour for potassium?

  lilac
• What is the flame colour for calcium?

  reddish orange
• What is the flame colour for copper?

  bluey green