Y7: Solubility
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Items in this lesson
Slide 1 - Slide
Bunsen burner
Thermometer
Water in
Water out
Condenser
Water vapour
Flask with inky water
Flask with clean water
Condensed water
Slide 2 - Drag question
Filtration
Evaporation
Distillation
Separates
Example
Insoluble solid from liquid.
Soluble solid from liquid.
Soluble solid and liquid.
Sand and water.
Salt and water.
Ink and water.
Slide 3 - Drag question
Which 2 changes of state take place during distillation?
Slide 4 - Open question
Miss Buchanan wants to separate some salty water. Why might she choose to use distillation instead of evaporation?
Slide 5 - Open question
Match the words to their definitions.
Solute
Solvent
Solution
Soluble
Insoluble
Solubility
Slide 6 - Drag question
Slide 7 - Slide
What effect does temperature have on solubility?
Slide 8 - Open question
Slide 9 - Slide
Which substance is insoluble?
A
Baking soda
B
Canola oil
C
Nitrogen
D
Sugar
Slide 10 - Quiz
Which substance is most soluble?
A
Copper sulfate
B
Epsom salts
C
Salt
D
Sugar
Slide 11 - Quiz
Which gas is most soluble?
A
Carbon dioxide
B
Nitrogen
C
Oxygen
D
Alum
Slide 12 - Quiz
What would happen if 20g of baking soda was mixed with 100g of water?
Slide 13 - Open question
Slide 14 - Slide
Use the graph to find the solubility of the substance at different temperatures.
200
285
325
175
Slide 15 - Drag question
Which is the most soluble substance at 0 C?
°
A
a
B
b
C
d
D
f
Slide 16 - Quiz
Which is the least soluble substance at 0 C?
°
A
a
B
b
C
d
D
f
Slide 17 - Quiz
At what temperature do C and E have equal solubility?
A
4
B
23
C
48
D
Never
Slide 18 - Quiz
What is surprising about the solubility of g?
Slide 19 - Open question
What would happen if 50g of c were added to 100g of water?
