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Chapter 02 Copyright Cengage Learning. Powered by Cognero.Page 1
- What differentiates an organic compound from an inorganic compound?
- An organic compound lacks isotopes.
- An organic compound contains carbon.
- An organic compound lacks valence electrons.
- An organic compound is basic rather than acidic.
- An organic compound contains two or more atoms.
ANSWER:b
POINTS:1
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
LEARNING OBJECTIVES: BIO.SBM.02.01 - Name the principal chemical elements in living things and provide an important function of each.KEYWORDS:Bloom's: Understand
NOTES:Modified
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
- Which statement best describes an atom?
- A substance that cannot burn.
- A substance that is soluble in both acid and base
- A substance that is held together by covalent bonds
- A substance that is composed of more than one kind of atom
- A substance that cannot be broken into a simpler substance
ANSWER:e
POINTS:1
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
LEARNING OBJECTIVES: BIO.SBM.02.01 - Name the principal chemical elements in living things and provide an important function of each.KEYWORDS:Bloom's: Remember
NOTES:New
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
- How can we identify a particular element?
- by its number of protons
- by its number of electrons
- by its number of neutrons
- by its shape of valence shells
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Chapter 02 Copyright Cengage Learning. Powered by Cognero.Page 2
- by its amount of energy levels
ANSWER:a
POINTS:1
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
LEARNING OBJECTIVES: BIO.SBM.02.01 - Name the principal chemical elements in living things and provide an important function of each.KEYWORDS:Bloom's: Remember
NOTES:New
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
- Which element activates many enzymes and is needed in blood and other tissues of animals?
- magnesium
- iron
- sulfur
- chlorine
- sodium
ANSWER:a
POINTS:3
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
LEARNING OBJECTIVES: BIO.SBM.02.01 - Name the principal chemical elements in living things and provide an important function of each.KEYWORDS:Bloom's: Remember
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
- A chlorine atom has 17 protons and 18 neutrons. What is its atomic mass?
- 1 amu
- 17 amu
- 18 amu
- 35 amu
- 306 amu
ANSWER:d
POINTS:1
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
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Chapter 02 Copyright Cengage Learning. Powered by Cognero.Page 3 LEARNING OBJECTIVES: BIO.SBM.02.02 - Compare the physical properties (mass and charge) and locations of electrons, protons, and neutrons. Distinguish between the atomic number and the mass number of an atom.KEYWORDS: Bloom's: Understand
NOTES:New
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
- What is the difference between a stable isotope and a radioisotope?
- A stable isotope emits light.
- A radioisotope emits radiation.
- A stable isotope emits radiation.
- A stable isotope absorbs radiation.
- A radioisotope has an unequal number of protons and electrons.
ANSWER:b
POINTS:1
REFERENCES: 2.1 Elements and Atoms
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
LEARNING OBJECTIVES: BIO.SBM.02.03 - Define the terms orbital and electron shell. Relate electron shells to principal energy levels.KEYWORDS:Bloom's: Understand
NOTES:Modified
DATE CREATED: 3/22/2018 3:16 PM
DATE MODIFIED: 3/22/2018 3:16 PM
Figure 2-1
- What is the atomic mass of the atom identified as A in the accompanying figure?
- 2 amu
- 6 amu
- 8 amu
- 12 amu
- 18 amu
ANSWER:d
POINTS:1
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