You are provided with five gas jars containing SO2, CO2, H2, CO and NO respectively….

Chemistry JAMB 1978

You are provided with five gas jars containing SO2, CO2, H2, CO and NO respectively. Select a test from A to E which will identify ANY ONE of the gases completely

  • pass each gas into lime water checkmark
  • pass each gas into water and test with litmus paper
  • pass each gas into concentrated sulphuric acid
  • expose each gas to atmospheric air
  • expose each gas to fumes of hydrogen chloride

The correct answer is: A

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