DETECTING GASES
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9 Terms
How to test for carbon dioxide gas?
Pass carbon dioxide to lime water. Shake the carbon dioxide / Put limewater into the test tube. Blow into it with the straw (really lightly and covering the top)
What observations would you get for carbon dioxide test?
Limewater turns cloudy / milky
How would you tests for hydrogen gas?
Light a splint, then put into the gas
What observation would you get from hydrogen test?
The lighted splint burns with a ‘pop’ sound
How would you test from chlorine gas?
IN A FUME CUPBOARD - Take the blue litmus paper and put it into chlorine gas
What observation would you make for chlorine gas?
Moist blue litmus paper turns colourless
How would you test for oxygen gas?
Put a glowing splint in the test tube
What observations would you make for oxygen gas?
Squeaky pop
