Acids and Alkalis
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Slide 1 - Tekstslide
Slide 2 - Tekstslide
Slide 3 - Tekstslide
If you spill acid or alkali in class, what should you do?
Slide 4 - Open vraag
Sort the keywords into the correct box.
Acid
Alkali
Both
Sour
Bitter
Irritant
Corrosive
Lemons
Vinegar
Toothpaste
Soap
Bleach
Wear googles
Slide 5 - Sleepvraag
Which solution is more corrosive?
A
A
B
B
Slide 6 - Quizvraag
Slide 7 - Video
Slide 8 - Tekstslide
This acid is...
A
Weak
B
Strong
Slide 9 - Quizvraag
This acid is...
A
Weak
B
Strong
Slide 10 - Quizvraag
This acid is...
A
Weak
B
Strong
Slide 11 - Quizvraag
Match the keyword to the definition.
Lots of acid particles in less solvent.
Few acid particles in lots of solvent.
All the acid particles split up when dissolved.
Some acid particles split up when dissolved.
Concentrated
Dilute
Strong
Weak
Slide 12 - Sleepvraag
Match each diagram to the correct description.
strong & dilute
strong & concentrated
weak & dilute
weak & concentrated
Slide 13 - Sleepvraag
How would you make a dilute acid solution?
Slide 14 - Open vraag
A pupil has a dilute solution of weak lemon juice and a concentrated solution of strong bleach. What hazard symbol should she use to label each solution? Explain your choice.
