Chemistry 5070 · O Level · Identification of ions and gases

Identification of ions and gases — practice question

Gas X shows these properties: 1 colourless 2 does not affect either red or blue litmus paper 3 does not change limewater 4 flammable What is gas X?

  • Aammonia
  • Bchlorine
  • Chydrogen
  • Doxygen

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