Year 10 - Acids and Bases Test answers
Authored by Daniel Lay-Yee
Chemistry, Science
9th - 11th Grade
Used 12+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a property of bases?
Has a sour taste
Reacts with most metals to form hydrogen gas
Feels sticky
Feels slippery
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An acid is a substance that has
A low H+ concentration and high OH- concentration
A high H+ concentration and low OH- concentration
The same concentration of H+ and OH-
None of the above
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine which of the following statements is False
A dilute alkali will have a small amount of alkali particles in a given volume of solvent
A concentrated alkali will have a large amount of alkali particles in a given volume of solvent
A concentrated alkali will have a small amount of alkali particles in a given volume of solvent
None of the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not an example of a mineral acid
Citric Acid
Nitric Acid
Hydrochloric Acid
Sulfuric Acid
5.
OPEN ENDED QUESTION
3 mins • Ungraded
What is the definition of an ‘acid’?
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Answer explanation
A substance that releases hydrogen ions when it is dissolved in water.
6.
OPEN ENDED QUESTION
3 mins • Ungraded
What is the definition of an ‘alkali’?
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Answer explanation
A substance that releases hydroxide ions when it is dissolved in water.
7.
OPEN ENDED QUESTION
3 mins • Ungraded
Name the ion produced by a base when it dissolves in water?
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Answer explanation
Hydroxide ions or OH-
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