
Acid and Base (Year 9 Recap)
Authored by Jarrod Bye
Science
9th Grade
Used 1+ times

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7 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the term with the definition
Solution
A feature such as colour, size, weight, texture or hardness
Property
A base soluble in water
Neutral Substance
form a mixture when dissolved in water
Corrosive
damage or destroy other substances through chemical reactions
Alkali
Any substance that is neither an acid nor a base
2.
CATEGORIZE QUESTION
3 mins • 1 pt
Match the following with the type of substance.
Groups:
(a) Acid
,
(b) Neutral
,
(c) Base
Called an alkali when dissolved
Not corrosive
Soap
Lemon
Distilled Water
Reacts with metals
Tastes sour
Taste bitter
Salt Water
Sugar solution
Caustic
Baking Soda (Sodium bicarbonate)
Vinegar
Corrosive
3.
MATCH QUESTION
1 min • 1 pt
Match the pH with the appropriate description.
7
Weak Base
14
Neutral
8
Strong acid
6
Weak acid
1
Strong Base
4.
MATCH QUESTION
1 min • 1 pt
Match the pH with the appropriate description.
14
Equal H+ and OH- ions
7
Most H+ ions
1
Most OH- ions
5.
DRAG AND DROP QUESTION
1 min • 1 pt
Acids release (a) ions in solution. They have the formula (b) .
Bases release (c) ions in solution. They have the formula (d) .
Acids release (a) ions in solution. They have the formula (b) .
Bases release (c) ions in solution. They have the formula (d) .
6.
MATCH QUESTION
1 min • 1 pt
Match the term to the definition.
pH
a substance that changes colour in the presence of an acid or a base
salt
The reaction between an acid and base that forms water and a salt.
Indicator
A value that indicates the amount of H+ ions
neutralization
an ionic substance (e.g. NaCl)
7.
DRAG AND DROP QUESTION
1 min • 1 pt
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