Chemistry to remember

• Chlorine test

  • Place damp litmus paper in test tube of has
  • Becomes bleached white
• Hydrogen test

  1. Put lit splint in test tube
  2. Burns with squeaky pop
• Carbon dioxide

  1. Bubble through limewater
  2. Turns milky or cloudy white
• Oxygen

  1. Put lit splint in test tube of has
  2. Splint will relight and burst into flame