Lesson 4.8.2.2
4.8.2.2 Test for oxygen Quiz: AQA Chemistry, Unit 8
20 questions
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Lesson 4.8.2.2, Test for oxygen: 20 multiple choice questions for the AQA GCSE Chemistry (8462), Unit 8: Chemical analysis, written with Revision Ninja.
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The 20 questions
-
What is the positive result for the standard chemical test for oxygen gas?
- Produces a pop
- Bleaches damp litmus
- Relights glowing splint
- Turns limewater milky
-
What happens when a glowing splint is placed into a tube of oxygen gas?
- It relights
- It turns green
- It goes out
- It pops
-
Which gas relights a glowing splint?
- Hydrogen
- Oxygen
- Chlorine
- Carbon dioxide
-
Where is the glowing splint positioned during the test for oxygen gas?
- At the very bottom
- Submerged in limewater
- Outside the opening
- Inside test tube
-
What must the splint be in the oxygen test?
- Wet and cold
- Burning with a pop
- Dipped in acid
- Glowing
-
What property of oxygen is demonstrated when a glowing splint relights?
- Supports combustion
- Bleaching action
- Reducing power
- Acidic properties
-
What property of oxygen causes a glowing splint to relight?
- Is flammable
- Bleaches litmus
- Forms a precipitate
- Supports combustion
-
A gas causes a glowing splint to burst into flame. What is the gas?
- Methane
- Nitrogen
- Oxygen
- Carbon dioxide
-
What does a glowing splint going out in a gas sample show?
- Gas is not oxygen
- Gas is pure oxygen
- Gas is hydrogen
- Gas is chlorine
-
Which item is used in the chemical test for oxygen?
- Limewater
- Burning splint
- Litmus paper
- Glowing splint
-
Which gas causes a glowing splint to relight?
- Hydrogen
- Oxygen
- Nitrogen
- Carbon dioxide
-
Which gas gives a squeaky pop with a burning splint?
- Hydrogen
- Chlorine
- Oxygen
- Carbon dioxide
-
Which hazard is most relevant when using a splint in gas tests?
- Radioactive decay
- High voltage
- Hot apparatus
- Strong magnetism
-
What is the positive observation for the oxygen gas test?
- Limewater turns milky
- Litmus paper bleaches
- Splint relights
- Squeaky pop heard
-
Why is a glowing splint used to test for oxygen?
- Gives clear result
- It changes colour
- It produces bubbles
- It dissolves gas
-
What does a faintly relighting glowing splint suggest?
- Pure nitrogen
- Impure oxygen
- Pure chlorine
- Pure hydrogen
-
Which chemical property allows oxygen to be identified with a splint?
- High solubility
- Supports combustion
- Acidic nature
- Bleaching action
-
Where should the glowing splint be placed during the oxygen test?
- Underneath the tube
- Above the tube
- Inside the tube
- In a water bath
-
What is the correct positive result for the oxygen test?
- Glowing splint relights
- Limewater turns milky
- Squeaky pop produced
- Litmus paper bleaches
-
Why does oxygen gas not produce a squeaky pop with a burning splint?
- It puts out fires
- It is too dense
- It is a noble gas
- It is not flammable
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