Question 1

List seven nonmetals that exist as diatomic molecules in their elemental forms.

Accepted Answer

hydrogen, oxygen, ni

Question 2

Which one of the following beverages originally contained lithium salts?

Accepted Answer

A)  Koolaid 
B)  Seven- Up 
C)  Pepsi- Cola 
D)  Coca- Cola 
E)  Gatorade 
A)  Koolaid 
B)  Seven- Up 
C)  Pepsi- Cola 
D)  Coca- Cola 
E)  Gatorade

Question 3

Oxides of the active metals combine with water to form .

Accepted Answer

A)  metal hydroxides 
B)  water and a salt 
C)  oxygen gas 
D)  hydrogen gas 
E)  metal hydrides 
A)  metal hydroxides 
B)  water and a salt 
C)  oxygen gas 
D)  hydrogen gas 
E)  metal hydrides

Question 4

Which one of the following atoms has the largest radius?

Accepted Answer

A)  Cl 
B)  O 
C)  Ne 
D)  F 
E)  S 
A)  Cl 
B)  O 
C)  Ne 
D)  F 
E)  S

Question 5

Cadmium preferentially binds to carbonic anhydrase, displacing zinc.

Accepted Answer

A) True 
 B)False

Question 6

Hydrogen is unique among the elements because _.
1) It is not really a member of any particular group.
2) Its electron is not at all shielded from its nucleus.
3) It is the lightest element.
4) It is the only element to exist at room temperature as a diatomic gas.
5) It exhibits some chemical properties similar to those of groups 1A and 7A.

Accepted Answer

A)  1, 4, 5 
B)  1, 2, 3, 5 
C)  2, 3, 4, 5 
D)  3, 4 
E)  1, 2, 3, 4, 5 
A)  1, 4, 5 
B)  1, 2, 3, 5 
C)  2, 3, 4, 5 
D)  3, 4 
E)  1, 2, 3, 4, 5

Question 7

Consider the following electron configurations to answer the questions that follow:
(i) 1sS1U1P12 S1S1P02sS1U1P12 S1S1P02pS1U1P16 S1S1P03sS1U1P11S1S1P0
(ii) 1sS1U1P12 S1S1P02sS1U1P12 S1S1P02pS1U1P16S1S1P0S1U1P1 S1S1P03sS1U1P12S1S1P0
(iii) 1sS1U1P12 S1S1P02sS1U1P12 S1S1P02pS1U1P16 S1S1P03sS1U1P12S1S1P0S1U1P1 S1S1P03pS1U1P11S1S1P0
(iv) 1sS1U1P12 S1S1P02sS1U1P12 S1S1P02pS1U1P16 S1S1P03sS1U1P12 S1S1P03pS1U1P14 S1S1P0(v) 1sS1U1P12 S1S1P02sS1U1P12 S1S1P02pS1U1P16 S1S1P03sS1U1P12 S1S1P03pS1U1P15S1S1P0
-The electron configuration that belongs to the atom with the lowest second ionization energy is

Accepted Answer

A)  (i) 
B)  (ii) 
C)  (iii) 
D)  (iv) 
E)  (v) 
A)  (i) 
B)  (ii) 
C)  (iii) 
D)  (iv) 
E)  (v)

Question 8

Which one of the following elements has the largest atomic radius?

Accepted Answer

A)  P 
B)  B 
C)  F 
D)  Al 
E)  O 
A)  P 
B)  B 
C)  F 
D)  Al 
E)  O

Question 9

The first ionization energies of the elements as you go from left to right across a period of the periodic table, and as you go from the bottom to the top of a group in the table.

Accepted Answer

A)  increase, increase 
B)  increase, decrease 
C)  decrease, increase 
D)  decrease, decrease 
E)  are completely unpredictable 
A)  increase, increase 
B)  increase, decrease 
C)  decrease, increase 
D)  decrease, decrease 
E)  are completely unpredictable

Question 10

Of the compounds below, has the smallest ionic separation.

Accepted Answer

A)  SrBr2  
B)  RbF 
C)  K2S 
D)  RbCl 
E)  KF 
A)  SrBr2  
B)  RbF 
C)  K2S 
D)  RbCl 
E)  KF

Question 11

Which isoelectronic series is correctly arranged in order of increasing radius?

Accepted Answer

A)  Cl- + 2+ 
B)  Ca2+ + - 
C)  K+ 2+ - 
D)  Ca2+ + - 2+ + - 
A)  Cl- + 2+ 
B)  Ca2+ + - 
C)  K+ 2+ - 
D)  Ca2+ + - 2+ + -

Question 12

In their compounds, the charges on the alkali metals and the alkaline earth metals are
and _, respectively.

Accepted Answer

The answer of In their compounds, the charges on the...

Question 13

In which of the following atoms is the 2s orbital closest to the nucleus?

Accepted Answer

A)  Si 
B)  S 
C)  P 
D)  Cl 
E)  The 2s orbitals are the same distance from the nucleus in all of these atoms. 
A)  Si 
B)  S 
C)  P 
D)  Cl 
E)  The 2s orbitals are the same distance from the nucleus in all of these atoms.

Question 14

When electrons are removed from a lithium atom they are removed first from which orbital ?

Accepted Answer

The answer of When electrons are removed from a lithium...

Question 15

In nature, the noble gases exist as

Accepted Answer

A)  alkali metal salts 
B)  solids in rocks and in minerals 
C)  monatomic gaseous atoms 
D)  the sulfides 
E)  the gaseous fluorides 
A)  alkali metal salts 
B)  solids in rocks and in minerals 
C)  monatomic gaseous atoms 
D)  the sulfides 
E)  the gaseous fluorides

Question 16

Which one of the following compounds would produce an acidic solution when dissolved in water?

Accepted Answer

A)  CO2  
B)  Na2O 
C)  MgO 
D)  SrO 
E)  CaO 
A)  CO2  
B)  Na2O 
C)  MgO 
D)  SrO 
E)  CaO

Question 17

A group of ions all containing the same number of electrons constitute an isoelectronic series.

Accepted Answer

A) True 
 B)False

Question 18

Of the elements below, _ _ has the highest melting point.

Accepted Answer

A)  Ca 
B)  Ba 
C)  K 
D)  Na 
E)  Fe 
A)  Ca 
B)  Ba 
C)  K 
D)  Na 
E)  Fe

Question 19

Which of the following correctly lists the five atoms in order of increasing size (smallest to largest)?

Accepted Answer

A)  O < F < S < Mg < Ba 
B)  O < F < S < Ba < Mg 
C)  F < S < O < Mg < Ba 
D)  F < O < S < Ba < Mg 
E)  F < O < S < Mg < Ba 
A)  O < F < S < Mg < Ba 
B)  O < F < S < Ba < Mg 
C)  F < S < O < Mg < Ba 
D)  F < O < S < Ba < Mg 
E)  F < O < S < Mg < Ba

Question 20

The most common sulfur ion has a charge of .

Accepted Answer

A)  +6 
B)  +4 
C)  - 1 
D)  - 2 
E)  Sulfur does not form ions. 
A)  +6 
B)  +4 
C)  - 1 
D)  - 2 
E)  Sulfur does not form ions.

Exam 7: Periodic Properties of the Elements

List seven nonmetals that exist as diatomic molecules in their elemental forms.

Which one of the following beverages originally contained lithium salts?

Oxides of the active metals combine with water to form .

Which one of the following atoms has the largest radius?

Cadmium preferentially binds to carbonic anhydrase, displacing zinc.

Consider the following electron configurations to answer the questions that follow: (i) 1s2 2s2 2p6 3s1 (ii) 1s2 2s2 2p6 3s2 (iii) 1s2 2s2 2p6 3s2 3p1 (iv) 1s2 2s2 2p6 3s2 3p4 (v) 1s2 2s2 2p6 3s2 3p5 -The electron configuration that belongs to the atom with the lowest second ionization energy is

Which one of the following elements has the largest atomic radius?

The first ionization energies of the elements as you go from left to right across a period of the periodic table, and as you go from the bottom to the top of a group in the table.

Of the compounds below, has the smallest ionic separation.

Which isoelectronic series is correctly arranged in order of increasing radius?

In their compounds, the charges on the alkali metals and the alkaline earth metals are and _, respectively.

In which of the following atoms is the 2s orbital closest to the nucleus?

When electrons are removed from a lithium atom they are removed first from which orbital ?

In nature, the noble gases exist as

Which one of the following compounds would produce an acidic solution when dissolved in water?

A group of ions all containing the same number of electrons constitute an isoelectronic series.

Of the elements below, _ _ has the highest melting point.

Which of the following correctly lists the five atoms in order of increasing size (smallest to largest)?

The most common sulfur ion has a charge of .

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Electronic Structure of Atoms

Basic Concepts of Chemical Bonding

Gases

Intermolecular Forces, Liquids, and Solids

Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Chemistry of Coordination Compounds

The Chemistry of Life: Organic and Biological Chemistry

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