Question 1

Elements in the modern version of the periodic table are arranged in order of increasing ________.

Accepted Answer

A) oxidation number 
B) atomic mass 
C) average atomic mass 
D) atomic number 
E) number of isotopes 
A) oxidation number 
B) atomic mass 
C) average atomic mass 
D) atomic number 
E) number of isotopes

Question 2

In the generation of most anions, the energy change (kJ/mol)that _______ an electron is ________.

Accepted Answer

A) removes, positive 
B) adds, positive 
C) removes, negative 
D) adds, negative 
E) None of the above is correct. 
A) removes, positive 
B) adds, positive 
C) removes, negative 
D) adds, negative 
E) None of the above is correct.

Question 3

Atomic radius generally decreases as we move ________.

Accepted Answer

A) down a group and from right to left across a period 
B) up a group and from left to right across a period 
C) down a group and from left to right across a period 
D) up a group and from right to left across a period 
E) down a group; the period position has no effect 
A) down a group and from right to left across a period 
B) up a group and from left to right across a period 
C) down a group and from left to right across a period 
D) up a group and from right to left across a period 
E) down a group; the period position has no effect

Question 4

Consider the following electron configurations to answer the questions that follow:
(i)1sS1U1P12S1S1P0 2sS1U1P12S1S1P0 2pS1U1P16S1S1P0 3sS1U1P11S1S1P0
(ii)1sS1U1P12S1S1P0 2sS1U1P12S1S1P0 2pS1U1P16S1S1P0 3sS1U1P12S1S1P0
(iii)1sS1U1P12S1S1P0 2sS1U1P12S1S1P0 2pS1U1P16S1S1P0 3sS1U1P12S1S1P0 3pS1U1P11S1S1P0
(iv)1sS1U1P12S1S1P0 2sS1U1P12S1S1P0 2pS1U1P16S1S1P0 3sS1U1P12S1S1P0 3pS1U1P14S1S1P0
(v)1sS1U1P12S1S1P0 2sS1U1P12S1S1P0 2pS1U1P16S1S1P0 3sS1U1P12S1S1P0 3pS1U1P15S1S1P0
-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 5

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

Accepted Answer

A) Ge < Si < S < O < Ne 
B) Ne < O < S < Si < Ge 
C) Ne < S < O < Si < Ge 
D) Ne < Si < O < S < Ge 
E) Ne < Ge < Si < S < O 
A) Ge < Si < S < O < Ne 
B) Ne < O < S < Si < Ge 
C) Ne < S < O < Si < Ge 
D) Ne < Si < O < S < Ge 
E) Ne < Ge < Si < S < O

Question 6

Which alkaline earth metal will not react with liquid water or with steam?

Accepted Answer

A) Be 
B) Mg 
C) Ca 
D) Ba 
E) They all react with liquid water and with steam. 
A) Be 
B) Mg 
C) Ca 
D) Ba 
E) They all react with liquid water and with steam.

Question 7

Which periodic table group contains only metals?

Accepted Answer

A) 8A 
B) 2A 
C) 6A 
D) 7A 
E) 5A 
A) 8A 
B) 2A 
C) 6A 
D) 7A 
E) 5A

Question 8

Which of the following correctly represents the electron affinity of phosphorus?

Accepted Answer

A) P (g) → P+ (g) + e- 
B) P (g) + e- → P- (g) 
C) P4 (g) + e- → P- (g) 
D) P4 (g) + 4e- → 4P- (g) 
E) P+ (g) + e- → P (g) 
A) P (g) → P+ (g) + e- 
B) P (g) + e- → P- (g) 
C) P4 (g) + e- → P- (g) 
D) P4 (g) + 4e- → 4P- (g) 
E) P+ (g) + e- → P (g)

Question 9

Nonmetals can be ________ at room temperature.

Accepted Answer

A) solid, liquid, or gas 
B) solid or liquid 
C) solid only 
D) liquid only 
E) liquid or gas 
A) solid, liquid, or gas 
B) solid or liquid 
C) solid only 
D) liquid only 
E) liquid or gas

Question 10

________ is a unique element and does not truly belong to any family.

Accepted Answer

A) Nitrogen 
B) Radium 
C) Hydrogen 
D) Uranium 
E) Helium 
A) Nitrogen 
B) Radium 
C) Hydrogen 
D) Uranium 
E) Helium

Question 11

All the elements in group 8A are gases at room temperature. Of all the groups in the periodic table, only group ________ contains examples of elements that are gas, liquid, and solid at room temperature.

Accepted Answer

A) 2A 
B) 1A 
C) 7A 
D) 5A 
E) 6A 
A) 2A 
B) 1A 
C) 7A 
D) 5A 
E) 6A

Question 12

Of the choices below, which gives the order for first ionization energies?

Accepted Answer

A) Kr > Se > Br > Ga > Ge 
B) Kr > Br > Se > Ge > Ga 
C) Ga > Br > Ge > Kr > Se 
D) Ga > Ge > Se > Br > Kr 
E) Br > Se > Ga > Kr > Ge 
A) Kr > Se > Br > Ga > Ge 
B) Kr > Br > Se > Ge > Ga 
C) Ga > Br > Ge > Kr > Se 
D) Ga > Ge > Se > Br > Kr 
E) Br > Se > Ga > Kr > Ge

Question 13

The ion with the largest diameter is ________.

Accepted Answer

A) Po2- 
B) S2- 
C) Se2- 
D) Te2- 
E) O2- 
A) Po2- 
B) S2- 
C) Se2- 
D) Te2- 
E) O2-

Question 14

The effective nuclear charge acting on an electron is larger than the actual nuclear charge.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

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

Question 16

Element X reacts with chlorine to form a compound with the formula XCl2. The oxide of element X is basic. Element X is ________.

Accepted Answer

A) Rb 
B) Ca 
C) Al 
D) P 
E) H 
A) Rb 
B) Ca 
C) Al 
D) P 
E) H

Question 17

The most common sulfur ion has a charge of ________.

Accepted Answer

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

Question 18

The degree of interaction between two electrical charges depends on the ________ and the ________ of the charges and the distance between them.

Accepted Answer

The answer of The degree of interaction between two electrical...

Question 19

Metals can be ________ at room temperature.

Accepted Answer

A) liquid only 
B) solid only 
C) solid or liquid 
D) solid, liquid, or gas 
E) liquid or gas 
A) liquid only 
B) solid only 
C) solid or liquid 
D) solid, liquid, or gas 
E) liquid or gas

Question 20

Alkaline earth metals ________.

Accepted Answer

A) have the smallest atomic radius in a given period 
B) form monoanions 
C) form basic oxides 
D) exist as triatomic molecules 
E) form halides with the formula MX 
A) have the smallest atomic radius in a given period 
B) form monoanions 
C) form basic oxides 
D) exist as triatomic molecules 
E) form halides with the formula MX

Exam 7: Periodic Properties of the Elements

Elements in the modern version of the periodic table are arranged in order of increasing ________.

In the generation of most anions, the energy change (kJ/mol)that _______ an electron is ________.

Atomic radius generally decreases as we move ________.

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

Which alkaline earth metal will not react with liquid water or with steam?

Which periodic table group contains only metals?

Which of the following correctly represents the electron affinity of phosphorus?

Nonmetals can be ________ at room temperature.

________ is a unique element and does not truly belong to any family.

All the elements in group 8A are gases at room temperature. Of all the groups in the periodic table, only group ________ contains examples of elements that are gas, liquid, and solid at room temperature.

Of the choices below, which gives the order for first ionization energies?

The ion with the largest diameter is ________.

The effective nuclear charge acting on an electron is larger than the actual nuclear charge.

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

Element X reacts with chlorine to form a compound with the formula XCl2. The oxide of element X is basic. Element X is ________.

The most common sulfur ion has a charge of ________.

The degree of interaction between two electrical charges depends on the ________ and the ________ of the charges and the distance between them.

Metals can be ________ at room temperature.

Alkaline earth metals ________.

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

In the generation of most anions, the energy change (kJ/mol)that _ an electron is __.

Element X reacts with chlorine to form a compound with the formula XCl₂. The oxide of element X is basic. Element X is ________.

The degree of interaction between two electrical charges depends on the and the of the charges and the distance between them.