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Worksheets7C Air and Gas Tests
Total questions: 15
Worksheet time: 5mins
What is the test for HYDROGEN gas?
Put near a flame - makes a squeaky pop!
Put in a glowing splint - the splint relights!
Bubble through Lime Water - goes from clear to cloudy!
Put in a burning splint - the splint goes out!
Add to Anhydrous Copper Sulfate - goes from white to blue!
What is the test for OXYGEN gas?
Put near a flame - makes a squeaky pop!
Put in a glowing splint - the splint relights!
Bubble through Lime Water - goes from clear to cloudy!
Put in a burning splint - the splint goes out!
Add to Anhydrous Copper Sulfate - goes from white to blue!
What is the test for CARBON DIOXIDE gas?
Put near a flame - makes a squeaky pop!
Put in a glowing splint - the splint relights!
Bubble through Lime Water - goes from clear to cloudy!
Put in a burning splint - the splint goes out!
Add to Anhydrous Copper Sulfate - goes from white to blue!
What is the test for WATER VAPOUR?
Put near a flame - makes a squeaky pop!
Put in a glowing splint - the splint relights!
Bubble through Lime Water - goes from clear to cloudy!
Put in a burning splint - the splint goes out!
Add to Anhydrous Copper Sulfate - goes from white to blue!
What is the percentage of NITROGEN in the Air?
0.03%
1%
21%
78%
What is the percentage of OXYGEN in the Air?
0.03%
1%
21%
78%
What is the percentage of ARGON in the Air?
0.03%
1%
21%
78%
What is the percentage of CARBON DIOXIDE in the Air?
0.03%
1%
21%
78%
Some steel wool was left in a tube of air, stood in some water. The steel rusts and uses up the OXYGEN. How much would the water rise (to take the oxygen's place)?
1/10 the tube
1/5 the tube
1/2 the tube
the water would not rise
Select ALL of the correct answers about air...
Air is a mixture
Air contains Atoms of an elelemt
Air contains Molecules of elements
Air contains Molecules of compounds
The air we breathe in contains MORE OXYGEN than the air we breathe out?
True
False
The air we breathe in contains MORE CARBON DIOXIDE than the air we breathe out?
True
False
The air we breathe out generally contains MORE WATER VAPOUR than the air we breathe in?
True
False
The air we breathe out is generally COLDER than the air we breathe in?
True
False
Normal air is slightly acidic?
True
False
