Acid and Base (Year 9 Recap)
Authored by Jarrod Bye
Science
9th Grade
Used 2+ times
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7 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the term with the definition
Corrosive
Any substance that is neither an acid nor a base
Alkali
form a mixture when dissolved in water
Neutral Substance
damage or destroy other substances through chemical reactions
Solution
A feature such as colour, size, weight, texture or hardness
Property
A base soluble in water
2.
CATEGORIZE QUESTION
3 mins • 1 pt
Match the following with the type of substance.
Groups:
(a) Acid
,
(b) Neutral
,
(c) Base
Soap
Baking Soda (Sodium bicarbonate)
Sugar solution
Distilled Water
Tastes sour
Corrosive
Lemon
Not corrosive
Called an alkali when dissolved
Taste bitter
Vinegar
Salt Water
Reacts with metals
Caustic
3.
MATCH QUESTION
1 min • 1 pt
Match the pH with the appropriate description.
1
Weak acid
6
Strong Base
8
Strong acid
14
Weak Base
7
Neutral
4.
MATCH QUESTION
1 min • 1 pt
Match the pH with the appropriate description.
1
Equal H+ and OH- ions
7
Most OH- ions
14
Most H+ 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.
neutralization
The reaction between an acid and base that forms water and a salt.
Indicator
an ionic substance (e.g. NaCl)
salt
A value that indicates the amount of H+ ions
pH
a substance that changes colour in the presence of an acid or a base
7.
DRAG AND DROP QUESTION
1 min • 1 pt
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