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Year 10 - Acids and Bases Test answers

Authored by Daniel Lay-Yee

Chemistry, Science

9th - 11th Grade

Used 12+ times

Year 10 - Acids and Bases Test answers
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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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