,Introduction to General, Organic & Biological Chemistry, 12e (Timberlake)
Chapter 1 Chemistry in Our Lives
1.1 Multiple-Choice Questions
1) Water, H2O, is an example of a(n) ________.
A) chemical
B) solid
C) wave
D) electric charge
E) element
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
2) In this list, which substance can be classified as a chemical?
A) salt
B) sleep
C) cold
D) heat
E) temperature
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
3) One example of a chemical used in toothpaste is ________.
A) chlorine
B) sulfur
C) carbon dioxide
D) calcium carbonate
E) sugar
Answer: D
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
1
Copyright © 2015 Pearson Education, Inc.
,4) Which of the following is not a chemical?
A) salt
B) water
C) light
D) carbon dioxide
E) sugar
Answer: C
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
5) Sodium fluorophosphate is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
C) keep the paste from spoiling
D) remove plaque
E) strengthen tooth enamel
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
6) When a part of the body is injured, substances called ________ are released.
A) aspirins
B) pain relievers
C) nitrogen oxides
D) chlorofluorocarbons
E) prostaglandins
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
7) The production of smog from NO gas requires ________.
A) nitrogen
B) chlorine
C) water
D) oxygen
E) CFCs
Answer: D
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
2
Copyright © 2015 Pearson Education, Inc.
, 8) Titanium dioxide is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
C) keep the paste from spoiling
D) remove plaque
E) strengthen tooth enamel
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
9) Which of the following is a chemical?
A) sugar
B) heat
C) light
D) noise
E) a wave
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
10) You notice that there is more traffic between 8 and 9 in the morning. This would be a(n)
________.
A) observation
B) hypothesis
C) experiment
D) theory
E) all the above
Answer: A
Page Ref: 1.2
Learning Obj.: 1.2
Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.
3
Copyright © 2015 Pearson Education, Inc.
Chapter 1 Chemistry in Our Lives
1.1 Multiple-Choice Questions
1) Water, H2O, is an example of a(n) ________.
A) chemical
B) solid
C) wave
D) electric charge
E) element
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
2) In this list, which substance can be classified as a chemical?
A) salt
B) sleep
C) cold
D) heat
E) temperature
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
3) One example of a chemical used in toothpaste is ________.
A) chlorine
B) sulfur
C) carbon dioxide
D) calcium carbonate
E) sugar
Answer: D
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
1
Copyright © 2015 Pearson Education, Inc.
,4) Which of the following is not a chemical?
A) salt
B) water
C) light
D) carbon dioxide
E) sugar
Answer: C
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
5) Sodium fluorophosphate is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
C) keep the paste from spoiling
D) remove plaque
E) strengthen tooth enamel
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
6) When a part of the body is injured, substances called ________ are released.
A) aspirins
B) pain relievers
C) nitrogen oxides
D) chlorofluorocarbons
E) prostaglandins
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
7) The production of smog from NO gas requires ________.
A) nitrogen
B) chlorine
C) water
D) oxygen
E) CFCs
Answer: D
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
2
Copyright © 2015 Pearson Education, Inc.
, 8) Titanium dioxide is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
C) keep the paste from spoiling
D) remove plaque
E) strengthen tooth enamel
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
9) Which of the following is a chemical?
A) sugar
B) heat
C) light
D) noise
E) a wave
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
10) You notice that there is more traffic between 8 and 9 in the morning. This would be a(n)
________.
A) observation
B) hypothesis
C) experiment
D) theory
E) all the above
Answer: A
Page Ref: 1.2
Learning Obj.: 1.2
Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.
3
Copyright © 2015 Pearson Education, Inc.
