Test Bank for Chemistry An Introduction to General
Organic and Biological Chemistry 12th Edition Timberlake
ISBN 0321908449
9780321908445
Full download link at:
Test bank: https://testbankpack.com/p/test-bank-for-chemistry-an-introduction-to-generalorganic-and-biological-chemistry-12th-edition-timberlake-isbn-0321908449-9780321908445/ Introduction to General, Organic & Biological Chemistry, 12e (Timberlake)
Chapter 4 Atoms and Elements
4.1 Multiple-Choice Questions
1) The primary substances of which all other things are composed are ________.
A) molecules
B) compounds
C) elements
D) electrons
E) protons
Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
2) Au is the symbol for ________.
A) gold
B) silver
C) argon
D) aluminum
E) sodium
Answer: A
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Select the correct symbol for the element named.
3) aluminum
A) Al
B) Am
C) Au
D) Sn
E) Ag
Answer: A
Page Ref: 4.1
Copyright © 2015 Pearson Education, Inc.
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Copyright © 2015 Pearson Education, Inc.
4) iron
A) Ir B) Fs
C) Fe
D) In
E) FE Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
5) sodium
A) So
B) Na
C) No
D) Sm
E) Au Answer: B
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
6) mercury
A) Mr
B) Na
C) Au
D) Hg
E) Ag Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
7) potassium
A) P
B) Po
C) Pt
D) K
E) Ko Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
8) silver
A) S
B) Si
C) Ag
D) Au
E) AG
Answer: C
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
9) gold
A) Go
B) Hg
C) Ag
D) Au
E) AU
Answer: D
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
10) Ca is the symbol for
A) calcium.
B) carbon.
C) cobalt.
D) copper.
E) cadmium.
Answer: A
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
11) What elements are in hydroxyapatite, OH, a major compound in human bones and teeth?
A) carbon, potassium, oxygen, hydrogen
B) calcium, phosphorous, oxygen, hydrogen
C) carbon, phosphorous, oxygen, helium
D) calcium, phosphorous, oxygen, helium
E) carbon, potassium, oxygen, helium
Answer: B
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
12) Which of the following is a characteristic of the modern periodic table?
A) A group is a horizontal row on the periodic table.
B) A period is a column on the periodic table.
C) The elements in each group have similar chemical properties.
D) The B groups contain the representative elements.
E) The A groups contain the transition elements.
Answer: C
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
13) Which of the following properties is not a characteristic of the Group 1A (1) elements (alkali metals)?
A) They are shiny.
B) They are good conductors of heat.
C) They react vigorously with water.
D) Most of them are liquids at room temperature.
E) They are good conductors of electricity.
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
14) The Group 8A (18) elements ________.
A) are unreactive and are rarely found in combination with other elements
B) are good conductors of electricity
C) melt at high temperatures
D) are liquids at room temperature
E) react vigorously with water
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
15) Which of the following elements is a metal?
A) nitrogen
B) fluorine
C) argon
D) strontium
E) phosphorus
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
16) Which of the following elements is a nonmetal?
A) nitrogen
B) sodium
C) iron
D) silver
E) calcium
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
17) Which of the following elements is a metalloid?
A) nitrogen
B) lithium
C) iron
D) gold
E) silicon
Answer: E
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
18) Which of the following is a characteristic of nonmetals?
A) shiny
B) malleable
C) good conductors of heat
D) low melting points
E) good conductors of electricity
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
19) Which of the following elements is a noble gas?
A) oxygen
B) chlorine
C) bromine
D) argon
E) nitrogen
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
20) The elements lithium, sodium, and potassium ________.
A) are isotopes of each other
B) are in the same period of elements
C) have the same number of neutrons
D) are in the same group
E) have the same mass number
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
21) The elements sodium, magnesium, and silicon ________.
A) are isotopes of each other
B) are in the same period of elements
C) have the same number of neutrons
D) are in the same group
E) have the same mass number
Answer: B
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
22) Which element would have physical and chemical properties similar to chlorine?
A) Ar
B) Br
C) S
D) O
E) P
Answer: B
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
23) What is the symbol of the element in Group 4A (14) and Period 2?
A) Be
B) Mg
C) Ca
D) C
E) Si
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
24) The element in this list with chemical properties similar to magnesium is ________.
A) sodium
B) boron
C) carbon
D) strontium
E) chlorine
Answer: D
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
25) Identify the noble gas in the following list.
A) helium
B) nitrogen
C) oxygen
D) gold
E) chlorine
Answer: A
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
26) Semiconductors are located in the periodic table on (or in) the ________.
A) left side of the table
B) right side of the table
C) line dividing metals from nonmetals in the table
D) first period of the table
E) last period of the table
Answer: C
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
27) Identify the metalloid in the following list.
A) sulfur
B) fluorine
C) silver
D) copper
E) germanium
Answer: E
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
28) The smallest particle of an element that retains the characteristics of the element is a(n) ________.
A) electron
B) neutron
C) proton
D) atom
E) nucleus
Answer: D
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
29) According to the atomic theory, ________.
A) all atoms are different
B) atoms are neither created nor destroyed during a chemical reaction
C) atoms of the same element combine to form compounds
D) all matter is made up of tiny particles called electrons
E) a compound can contain different numbers of atoms as long as it has the same kinds of atoms
Answer: B
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
30) Which of the following descriptions of a subatomic particle is correct?
A) A proton has a positive charge and a mass of approximately 1 amu.
B) An electron has a negative charge and a mass of approximately 1 amu.
C) A neutron has no charge and its mass is negligible.
D) A proton has a positive charge and a negligible mass.
E) A neutron has a positive charge and a mass of approximately 1 amu.
Answer: A
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
31) In an atom, the nucleus contains ________.
A) an equal number of protons and electrons
B) all the protons and neutrons
C) all the protons and electrons
D) only neutrons
E) only protons
Answer: B
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
32) The atomic number of an atom is equal to the number of ________.
A) nuclei
B) neutrons
C) neutrons plus protons
D) electrons plus protons
E) protons
Answer: E
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
33) The number of neutrons in an atom is equal to ________.
A) the atomic number
B) the mass number
C) the mass number + the atomic number
D) the mass number - the atomic number
E) the number of protons
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
34) The mass number of an atom can be calculated from ________.
A) the number of electrons
B) the number of protons plus neutrons
C) the number of protons
D) the number of electrons plus protons
E) the number of neutrons
Answer: B
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
35) What is the mass number of an atom of potassium that has 20 neutrons?
A) 15
B) 19
C) 35
D) 39
E) 59
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
36) Consider a neutral atom with 30 protons and 34 neutrons. The atomic number of the element is ________.
A) 30
B) 32
C) 34
D) 64
E) 94
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
37) Consider a neutral atom with 30 protons and 34 neutrons. The mass number for this atom is ________.
A) 30
B) 32
C) 34
D) 64
E) 94
Answer: D
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
38) Consider a neutral atom with 30 protons and 34 neutrons. The number of electrons in this atom is ________.
A) 30
B) 32
C) 34
D) 64
E) 94
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
39) How many protons are in an isotope of sodium with a mass number of 25?
A) 11
B) 14
C) 15
D) 25
E) 32
Answer: A
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
40) Consider an isotope of sodium with a mass number of 25. The number of neutrons in this isotope of sodium is ________.
A) 11
B) 14
C) 16
D) 25
E) 32
Answer: B
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
41) Which of the following gives the correct numbers of protons, neutrons, and electrons in a neutral atom of Sn?
A) 118 protons, 50 neutrons, 118 electrons
B) 118 protons, 118 neutrons, 50 electrons
C) 50 protons, 68 neutrons, 50 electrons
D) 68 protons, 68 neutrons, 50 electrons
E) 50 protons, 50 neutrons, 50 electrons
Answer: C
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
42) Isotopes are atoms of the same element that have ________.
A) different atomic numbers
B) the same atomic numbers but different numbers of protons
C) the same atomic numbers but different numbers of electrons
D) the same atomic number but different numbers of neutrons
E) the same atomic mass but different numbers of protons
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
43) The correct symbol for the isotope of potassium with 22 neutrons is ________.
A) K
B) K
C) P
D) P
E) K
Answer: A
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
44) The atomic mass of an element is equal to ________.
A) its mass number
B) its atomic number
C) one-twelfth of the mass of a carbon-12 atom
D) the mass of an "average atom"
E) the mass of the heaviest isotope
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
45) A sample of chlorine has two naturally occurring isotopes. The isotope Cl-35 makes up 75.8% of the sample, and the isotope Cl-37 makes up 24.3% of the sample. Which of the following statements is true?
A) The atomic mass of chlorine will be less than 35.
B) The atomic mass of chlorine will be more than 37.
C) You cannot tell what the atomic mass will be.
D) The atomic mass will be between 35 and 37.
E) The atomic mass will be 24.3.
Answer: D
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
46) Which of the following is not true for the atoms 13N, 14N, and 15N?
A) They all have the same mass number.
B) They are isotopes.
C) They all have the same atomic number.
D) They all have 7 protons.
E) They all have 7 electrons.
Answer: A
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
47) The electron arrangement of any particular atom shows ________.
A) the number of isotopes possible
B) a description of the shape of each electron energy level
C) the number of electrons in each energy level
D) a diagram of an atomic nucleus
E) the maximum number of electrons each energy level can hold
Answer: C
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
48) The maximum number of electrons that may occupy the third electron energy level is ________.
A) 2
B) 8
C) 10
D) 18
E) 32
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
49) What is the element with the electron arrangement 2,8,7?
A) Be
B) Cl
C) F
D) S
E) Ar
Answer: B
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
50) What is the electron arrangement for aluminum?
A) 2,8,3
B) 2,8,5
C) 2,8,7
D) 2,8,8
E) 2,8,10
Answer: A
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
51) What is the electron arrangement for potassium (atomic number 19)?
A) 2,8,9
B) 2,8,7,2
C) 2,10,7
D) 2,8,8,1
E) 2,8,6,3
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
52) What element has the electron arrangement 2,8,4?
A) carbon
B) oxygen
C) sulfur
D) iron
E) silicon
Answer: E
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
53) The number of electrons in the outer energy level of a neutral atom of boron (atomic number 5) is ________.
A) 2
B) 3
C) 5
D) 8
E) 10
Answer: B
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
54) What is the correct electron arrangement for the lithium atom?
A) 3
B) 3,1
C) 1,2
D) 2,1
E) 2,5
Answer: D
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
55) The number of electron energy levels in a magnesium atom is ________.
A) 1
B) 2
C) 3
D) 4
E) 5
Answer: C
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
56) The number of valence electrons found in an atom of a Group A element is equal to ________.
A) its atomic number
B) its mass number
C) its group number
D) eight
E) eight minus the group number
Answer: C
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
57) Valence electrons are electrons located ________.
A) in the outermost energy level of an atom
B) in the nucleus of an atom
C) in the innermost energy level of an atom
D) throughout the atom
E) in the first three shells of an atom
Answer: A
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
58) In an electron-dot symbol of an element, the dots are used to represent ________.
A) all of the electrons in the atom
B) the valence electrons
C) the electron arrangement
D) only the electrons that will participate in bond formation
E) the electrons that the element will gain when it forms a compound
Answer: B
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
59) How many valence electrons are in the electron-dot symbols for the elements in group 3A (13)?
A) 1
B) 2
C) 3
D) 4
E) 6
Answer: C
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
60) The number of dots in the electron dot symbol of nitrogen is ________.
A) one
B) two
C) three
D) four
E) five
Answer: E
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
61) The number of dots in the electron dot symbol of carbon is ________.
A) one
B) two
C) three
D) four
E) five Answer: D
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
62) Which of the following is the correct electron-dot symbol for carbon?
A) B) C) D)
E)
Answer: C
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
63) The atomic size of atoms ________.
A) increases going across a period
B) decreases going across a period
C) decreases going down within a group
D) does not change going across a period
E) none of the above
Answer: B
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
64) The atomic size of atoms ________.
A) increases going across a period
B) decreases going down within a group
C) increases going down within a group
D) does not change going down within a group
E) none of the above
Answer: C
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
65) The ionization energy of atoms ________.
A) decreases going across a period
B) decreases going down within a group
C) increases going down within a group
D) does not change going down within a group
E) none of the above
Answer: B
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
66) Ionization energy is ________.
A) the energy an ion acquires from an electron
B) the energy needed to remove the least tightly bound electron
C) highest for metals in Group 1A (1)
D) higher for potassium than for lithium
E) none of the above
Answer: B
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
67) The metallic character of elements ________.
A) increases going across a period
B) decreases going down within a group
C) increases going down within a group
D) does not change going down within a group
E) none of the above
Answer: C
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
68) The metallic character of elements ________.
A) decreases going across a period
B) decreases going down within a group
C) increases going across a period
D) does not change going down within a group
E) none of the above
Answer: A
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
4.2 Short Answer Questions
Write the symbol from the element name.
1) The symbol for sodium is ________.
Answer: Na
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
2) The symbol for lead is ________.
Answer: Pb
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
3) The symbol for mercury is ________.
Answer: Hg
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
4) The symbol for copper is ________.
Answer: Cu
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
5) The symbol for sulfur is ________.
Answer: S
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
6) The symbol for silver is ________.
Answer: Ag
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
Write the electron arrangement for the atom shown.
7) Sodium Answer: 2,8,1
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
8) Chlorine Answer: 2,8,7
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
9) Argon Answer: 2,8,8
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
10) Sulfur Answer: 2,8,6
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
11) Magnesium Answer: 2,8,2
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
12) Phosphorus Answer: 2,8,5
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G6 Evaluate the credibility of scientific information from various sources.
4.3 True/False Questions
1) The symbol for gold is Au.
Answer: TRUE
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
2) The symbol for potassium is P.
Answer: FALSE
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
3) The symbol for mercury is Mg.
Answer: FALSE
Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
4) Chromium is a metal.
Answer: TRUE
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
5) Radon is a metal.
Answer: FALSE
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
6) Mercury is a metal.
Answer: TRUE
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
7) Sulfur is a nonmetal.
Answer: TRUE
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
8) Iodine is a metal.
Answer: FALSE
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
9) The proton has a positive charge.
Answer: TRUE
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
10) The proton is 2000 times the mass of the neutron.
Answer: FALSE
Page Ref: 4.3
Learning Obj.: 4.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
11) The atomic number is equal to the number of protons.
Answer: TRUE
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
12) The mass number is equal to the number of electrons. Answer: FALSE
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
13) The atomic number of sodium is 23.
Answer: FALSE
Page Ref: 4.4
Learning Obj.: 4.4
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
14) A sodium atom with a mass number of 23 has 23 neutrons.
Answer: FALSE
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
15) A lead atom with a mass number of 208 has 126 neutrons.
Answer: TRUE
Page Ref: 4.5
Learning Obj.: 4.5
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
16) A calcium atom two electrons in the fourth energy level.
Answer: TRUE
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
17) An argon atom 18 electrons in the third energy level. Answer: FALSE
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
18) Ionization energy increases going down a group.
Answer: FALSE
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
19) Metallic character increases going down a group.
Answer: TRUE
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Copyright © 2015 Pearson Education, Inc.
20) Atomic size decreases going from left to right within a period.
Answer: TRUE
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
21) Sulfur has 16 valence electrons.
Answer: FALSE
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
22) Potassium has one valence electron.
Answer: TRUE
Page Ref: 4.7
Learning Obj.: 4.7
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
4.4 Matching Questions
Match the correct symbols with the names of elements.
A) Ca
B) Co
C) Cu
D) Cl
E) C
1) calcium Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
2) copper Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
3) carbon Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
4) chlorine Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
5) cobalt Page Ref: 4.1
Learning Obj.: 4.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. Answers:
Do the following represent elements in a group, a period, or neither?
A) period B) neither C) group
6) Li, Na, K
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
7) Li, C, F
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
8) F, S, P Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
9) O, S, Se
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
10) He, H, I
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Answers:
Classify the following elements.
A) alkaline earth metal
B) halogen
C) noble gas
D) transition element
E) alkali metal
11) sodium Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
12) argon Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
13) bromine Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
14) copper Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
15) magnesium
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Answers: 11) E 12) C 13) B 14) D 15) A
Classify the following elements as metals, metalloids, or nonmetals.
A) metal
B) nonmetal
C) metalloid
16) phosphorus
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
17) chlorine
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
18) germanium
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
19) cobalt
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
20) sulfur
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
21) nickel
Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
22) potassium Page Ref: 4.2
Learning Obj.: 4.2
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Answers: 16) B 17) B 18) C 19) A 20) B 21) A 22) A
Give the correct number of electrons.
A) eight
B) one
C) two
D) five
E) seven
23) in the outer energy level of nitrogen
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
24) in the second energy level of magnesium
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
25) in the highest occupied electron energy level of chlorine
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
26) in the first electron energy level of chlorine
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
27) in the third energy level of sodium
Page Ref: 4.6
Learning Obj.: 4.6
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
Answers: 23) D 24) A 25) E 26) C 27) B
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