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

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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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