Biology of Human
of Humans Concepts
Concepts Applications
Applications and Issues 6thand Issues
Edition 6th
Edition Goodenough
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Biology of Humans Concepts Applications and Issues 6th Edition
Goodenough Solutions Manual
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Biology of Humans: Concepts, Applications, and Issues, 6e (Goodenough)
Chapter 2 Chemistry Comes to Life
2.1 Multiple Choice Questions
1) A neutral atom must contain .
A) an equal number of protons and neutrons
B) an equal number of protons, neutrons, and electrons
C) an equal number of protons and electrons
D) an equal number of neutrons and electrons
Answer: C
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.1
Section: 2.1
2) An element with more or fewer neutrons than the same element as it appears on the periodic
table is known as which of the following?
A) ion
B) buffer
C) isotope
D) isomer
Answer: C
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.1
Section: 2.1
3) Oxygen, with an atomic number of 8, is a neutral atom and has _ electrons in the first
electron shell and D) 2; 6
A) 1; 7 E) 3; 5
B) 5; 3 Answer: D
C) 4; 4
,electrons in the second electron shell.
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.1
Section: 2.1
, 4) The Cl- ion has a single negative charge and the atomic number of 17. How many electrons
are on its innermost shell?
A) 18
B) 17
C) 9
D) 2
Answer: D
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.1
Section: 2.1
5) You have information about a particle that contains 7 protons, 8 neutrons, and 8 electrons.
Which of the following statements would be true?
A) It has an atomic weight of 23.
B) It is an ion.
C) It has 8 electrons in its outermost shell.
D) It has an atomic number of 15.
Answer: B
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.2
Section: 2.2
6) The compound magnesium chloride (MgCl2) turns into one Mg2+ and two Cl- when placed in
water. You can guess that the Mg and Cl atoms are held together normally by a(n)
bond.
A) covalent
B) electronegative
C) hydrogen
D) ionic
Answer: D
Bloom's Taxonomy: Application/Analysis
Learning Outcome: 2.2
Section: 2.2
7) In what ways are hydrogen bonds and ionic bonds similar?
A) Both are based on attraction between atoms that carry differences in electrical charge.
B) Both are based on attraction between two atoms that carry negative charges.
C) Both are based on repulsion between atoms that carry differences in electrical charge.
D) Both involve an even sharing of electrons between atoms.
E) Both are based on attraction between two atoms that carry positive charges.
Answer: A
Bloom's Taxonomy: Knowledge/Comprehension
Learning Outcome: 2.2
Section: 2.2