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Chapter 1 to 25 | All Chapters
Chemistry: A Molecular Approach, 4th Cdn. Ed. (Tro)
Chapter 1 Units of Measurement for Physical and Chemical Change
1.1 Multiple Choice Questions
1) Which of the following statements describe physical changes?
A) Changes that do not alter the chemical composition of the matter.
B) Changes that alter the chemical composition of the matter.
C) Changes that alter the chemical structure of the matter.
D) All of the above.
E) None of the above.
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
2) Which of the following statements describe chemical changes?
A) Changes that do not alter the chemical composition of the matter.
B) Changes that alter the chemical composition of the matter.
C) Changes that alter the state of the matter.
D) All of the above.
E) None of the above.
Answer: B
Diff: 1 Type: MC Page Ref: 1.1
3) Which of the following changes correspond to physical changes?
A) Dissolving salt in water.
B) Melting gold.
C) Boiling water.
D) All of the above.
E) None of the above.
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
4) Which of the following is an example of a chemical change?
A) Copper building materials develop a green patina over time.
B) Solid ice melts.
C) Ethanol evaporates.
D) Brewing tea.
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
1
, 5) Which of the following is an example of a chemical change?
A) Condensation of steam
B) Melting gold
C) Evaporating water
D) Burning wood
E) Sublimation of moth balls
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
6) A physical change ________.
A) occurs when iron rusts
B) occurs when sugar is heated into caramel
C) occurs when glucose is converted into energy within your cells
D) occurs when water is evaporated
E) occurs when propane is burned for heat
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
7) A chemical change ________.
A) occurs when methane gas is burned
B) occurs when paper is shredded
C) occurs when water is vaporized
D) occurs when sand is mixed with water
E) occurs when powdered lemonade is stirred into water
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
8) Which of the following represents a physical property?
A) Sodium metal is extremely reactive with chlorine gas.
B) Mercury is a silvery liquid at room temperature.
C) Aluminum has a tendency to "rust."
D) Butane is highly flammable.
E) Argon has an unreactive nature.
Answer: B
Diff: 1 Type: MC Page Ref: 1.1
9) Which of the following represents a chemical property of hydrogen gas?
A) It is gaseous at room temperature.
B) It is less dense than air.
C) It reacts explosively with oxygen.
D) It is colourless.
E) It is tasteless.
Answer: C
Diff: 1 Type: MC Page Ref: 1.1
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Chapter 1 to 25 | All Chapters
Chemistry: A Molecular Approach, 4th Cdn. Ed. (Tro)
Chapter 1 Units of Measurement for Physical and Chemical Change
1.1 Multiple Choice Questions
1) Which of the following statements describe physical changes?
A) Changes that do not alter the chemical composition of the matter.
B) Changes that alter the chemical composition of the matter.
C) Changes that alter the chemical structure of the matter.
D) All of the above.
E) None of the above.
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
2) Which of the following statements describe chemical changes?
A) Changes that do not alter the chemical composition of the matter.
B) Changes that alter the chemical composition of the matter.
C) Changes that alter the state of the matter.
D) All of the above.
E) None of the above.
Answer: B
Diff: 1 Type: MC Page Ref: 1.1
3) Which of the following changes correspond to physical changes?
A) Dissolving salt in water.
B) Melting gold.
C) Boiling water.
D) All of the above.
E) None of the above.
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
4) Which of the following is an example of a chemical change?
A) Copper building materials develop a green patina over time.
B) Solid ice melts.
C) Ethanol evaporates.
D) Brewing tea.
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
1
, 5) Which of the following is an example of a chemical change?
A) Condensation of steam
B) Melting gold
C) Evaporating water
D) Burning wood
E) Sublimation of moth balls
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
6) A physical change ________.
A) occurs when iron rusts
B) occurs when sugar is heated into caramel
C) occurs when glucose is converted into energy within your cells
D) occurs when water is evaporated
E) occurs when propane is burned for heat
Answer: D
Diff: 1 Type: MC Page Ref: 1.1
7) A chemical change ________.
A) occurs when methane gas is burned
B) occurs when paper is shredded
C) occurs when water is vaporized
D) occurs when sand is mixed with water
E) occurs when powdered lemonade is stirred into water
Answer: A
Diff: 1 Type: MC Page Ref: 1.1
8) Which of the following represents a physical property?
A) Sodium metal is extremely reactive with chlorine gas.
B) Mercury is a silvery liquid at room temperature.
C) Aluminum has a tendency to "rust."
D) Butane is highly flammable.
E) Argon has an unreactive nature.
Answer: B
Diff: 1 Type: MC Page Ref: 1.1
9) Which of the following represents a chemical property of hydrogen gas?
A) It is gaseous at room temperature.
B) It is less dense than air.
C) It reacts explosively with oxygen.
D) It is colourless.
E) It is tasteless.
Answer: C
Diff: 1 Type: MC Page Ref: 1.1
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