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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

Identification Of Common Gases (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Identification Of Common Gases' from the broader topic Chemical Analysis. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Which gas identification method is safest and instrumentally reliable for detecting low concentrations of methane in air?
When testing for hydrogen gas, which observation is expected?
Which test result identifies chlorine gas as opposed to oxygen?
An unknown gas is colourless, acidic when dissolved in water, turns damp blue litmus red and fumes with ammonia. Which gas is it?
Which gas is colourless, heavier than air, and will extinguish a flame if present in a container?
Which simple chemical test and result identify oxygen gas?
Which gas would you expect to be produced when zinc metal reacts with dilute hydrochloric acid and what is the test?
Which gas, when tested, produces white fumes on contact with ammonia gas (NH3), forming a visible white smoke?
Which gas turns damp blue litmus paper red and can be detected by forming white fumes with concentrated ammonia solution?
A damp blue litmus paper turns red when exposed to a gas. Which gas would give this result?
Which gas will turn aqueous barium hydroxide (or limewater) cloudy as a solid precipitate forms when bubbled through it?