Test for chlorine
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Spotting chlorine gas

Spotting chlorine gas

Labelled setup for testing chlorine gas with damp blue litmus paper at the mouth of a test tube, showing blue to red briefly to bleached white

Chlorine is a toxic, pale green gas with formula Cl2\text{Cl}_2Cl2​. Chemists do not identify it by smell, because gas tests must be safe and reliable.

Test for chlorine Lesson

  1. GCSE
  2. /Chemistry
  3. /Test for chlorine