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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 would you test for by using lead(II) acetate paper which turns black on exposure?
Which test result identifies chlorine gas as opposed to oxygen?
Which gas gives a characteristic “squeaky pop” when a lit splint is held at the mouth of a test tube?
An unknown gas is colourless, acidic when dissolved in water, turns damp blue litmus red and fumes with ammonia. Which gas is it?
When a gas bleaches damp blue litmus paper (causing it to lose colour) what gas is most likely present?
Which simple chemical test and result identify oxygen gas?
Which gas, when tested, produces white fumes on contact with ammonia gas (NH3), forming a visible white smoke?
Which gas will turn aqueous barium hydroxide (or limewater) cloudy as a solid precipitate forms when bubbled through it?
A sample of gas causes acidified potassium dichromate to change from orange to green. Which property best identifies it?
Which gas turns damp blue litmus paper red and can be detected by forming white fumes with concentrated ammonia solution?
If a gas is collected over water, which factor must be considered to obtain its true pressure or moles?