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