Acids and Bases Quiz - Test Your Knowledge of Chemical Reactions

Question 1 of 33

What is the pH range of a strong acid?

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0-3

4-6

8-14

Question 2 of 33

Which of the following is a property of a base?

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Turns blue litmus paper red

Reacts with metals to produce hydrogen gas

Tastes sour

Feels slippery

Question 3 of 33

What is the pH of a neutral solution?

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Question 4 of 33

Which acid is found in vinegar?

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Sulfuric acid

Acetic acid

Citric acid

Hydrochloric acid

Question 5 of 33

What is the conjugate base of hydrochloric acid (HCl)?

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Cl-

H3O+

H2O

H2Cl+

Question 6 of 33

What is the name of the scale used to measure the acidity or basicity of a solution?

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Bohr scale

pH scale

Redox scale

Solubility scale

Question 7 of 33

Which of the following substances is a strong base?

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Sodium chloride

Ammonia

Sodium hydroxide

Potassium bromide

Question 8 of 33

Which of the following is an example of a weak acid?

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Sulfuric acid

Hydrochloric acid

Acetic acid

Nitric acid

Question 9 of 33

What color does phenolphthalein turn in a basic solution?

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Red

Blue

Colorless

Pink

Question 10 of 33

What type of reaction occurs when an acid reacts with a base?

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Oxidation-reduction

Neutralization

Decomposition

Combustion

Question 11 of 33

Which of the following is a property of acids?

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Feels slippery

Tastes bitter

Turns red litmus paper blue

Tastes sour

Question 12 of 33

Which acid is used in car batteries?

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Sulfuric acid

Nitric acid

Hydrochloric acid

Phosphoric acid

Question 13 of 33

What is the pH of a typical soda?

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1-2

4-5

6-7

8-9

Question 14 of 33

Which of the following is a characteristic of a strong base?

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High pH

Low pH

Neutral pH

Turns red litmus paper blue

Question 15 of 33

Which substance is commonly used to neutralize acids in the stomach?

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Sodium chloride

Calcium carbonate

Acetic acid

Ammonia

Question 16 of 33

What happens to the pH of a solution when an acid is added?

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Increases

Decreases

Stays the same

Becomes neutral

Question 17 of 33

What is the general formula for an acid?

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H2O

HCl

NaOH

Question 18 of 33

Which of the following compounds is a Lewis acid?

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H2O

NH3

BF3

CH4

Question 19 of 33

Which of the following is a common household base?

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Vinegar

Baking soda

Lemon juice

Hydrochloric acid

Question 20 of 33

What is the conjugate acid of ammonia (NH3)?

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NH4+

NH2-

NH3

Question 21 of 33

Which substance is known as a universal indicator?

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Litmus paper

Phenolphthalein

Bromothymol blue

pH paper

Question 22 of 33

What is the term for the process of neutralizing an acid with a base?

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Titration

Oxidation

Reduction

Hydrolysis

Question 23 of 33

Which of the following is a weak base?

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Sodium hydroxide

Potassium hydroxide

Ammonia

Calcium hydroxide

Question 24 of 33

What is the role of an acid in a buffer solution?

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To neutralize the base

To increase the pH

To change the color

To decrease the pH

Question 25 of 33

Which of the following is a property of bases when dissolved in water?

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They release hydrogen ions

They release hydroxide ions

They turn litmus paper red

They taste sour

Question 26 of 33

What is the chemical formula of sulfuric acid?

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HCl

H2SO4

HNO3

CH3COOH

Question 27 of 33

Which ion is responsible for the acidic properties of a solution?

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Hydroxide ion (OH-)

Hydrogen ion (H+)

Sulfate ion (SO4^2-)

Chloride ion (Cl-)

Question 28 of 33

What is the term for a substance that can act as both an acid and a base?

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Amphoteric

Neutral

Ionic

Basic

Question 29 of 33

Which of the following is not an acid?

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Citric acid

Sulfuric acid

Sodium hydroxide

Hydrochloric acid

Question 30 of 33

Which of the following indicators turns red in an acidic solution?

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Litmus paper

Phenolphthalein

Bromothymol blue

Methyl orange

Question 31 of 33

What is the conjugate base of sulfuric acid (H2SO4)?

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HSO4-

SO4^2-

H3O+

H2SO3

Question 32 of 33

Which of the following is used to measure the pH of a solution?

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Thermometer

Barometer

pH meter

Hydrometer

Question 33 of 33

Which compound is formed when an acid reacts with a carbonate?

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Salt

Water

Carbon dioxide

All of the above

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