Question 1

The effective nuclear charge of an atom is primarily affected by ________.

Accepted Answer

A) inner electrons 
B) outer electrons 
C) nuclear charge 
D) electron distribution 
E) orbital radial probability 
A) inner electrons 
B) outer electrons 
C) nuclear charge 
D) electron distribution 
E) orbital radial probability

Question 2

Screening of the nuclear charge by core electrons in atoms is ________.

Accepted Answer

A) less efficient than that by valence electrons 
B) more efficient than that by valence electrons 
C) essentially identical to that by valence electrons 
D) responsible for a general decrease in atomic radius going down a group 
E) both essentially identical to that by valence electrons and responsible for a general decrease in atomic radius going down a group 
A) less efficient than that by valence electrons 
B) more efficient than that by valence electrons 
C) essentially identical to that by valence electrons 
D) responsible for a general decrease in atomic radius going down a group 
E) both essentially identical to that by valence electrons and responsible for a general decrease in atomic radius going down a group

Question 3

Of the following elements,________ has the most negative electron affinity.

Accepted Answer

A) F 
B) Cl 
C) Br 
D) H 
E) I 
A) F 
B) Cl 
C) Br 
D) H 
E) I

Question 4

Which alkaline earth metal is the least reactive?

Accepted Answer

The answer of Which alkaline earth metal is the least...

Question 5

Rank the following in terms of decreasing first ionization energies?

Accepted Answer

A) Ne > O > N > Be > B 
B) Ne > N > O > B > Be 
C) Ne > O > N > B > Be 
D) Ne > N > O > Be > B 
E) B > Be > O > N > Ne 
A) Ne > O > N > Be > B 
B) Ne > N > O > B > Be 
C) Ne > O > N > B > Be 
D) Ne > N > O > Be > B 
E) B > Be > O > N > Ne

Question 6

Which of the listed oxides is the most acidic?

Accepted Answer

A) SO3 
B) Na2O 
C) K2O 
D) Al2O3 
E) MgO 
A) SO3 
B) Na2O 
C) K2O 
D) Al2O3 
E) MgO

Question 7

Which noble gas has the highest first ionization energy?

Accepted Answer

The answer of Which noble gas has the highest first...

Question 8

Which of the following is not a characteristic of metals?

Accepted Answer

A) acidic oxides 
B) low ionization energies 
C) malleability 
D) ductility 
E) These are all characteristics of metals. 
A) acidic oxides 
B) low ionization energies 
C) malleability 
D) ductility 
E) These are all characteristics of metals.

Question 9

The substance ________ is always produced when an active metal reacts with water.

Accepted Answer

A) NaOH 
B) H2O 
C) CO2 
D) H2 
E) O2 
A) NaOH 
B) H2O 
C) CO2 
D) H2 
E) O2

Question 10

________ has been shown to form compounds only when it is combined with something with a tremendous ability to remove electrons from other substances.

Accepted Answer

A) Neon 
B) Helium 
C) Hydrogen 
D) Xenon 
E) Oxygen 
A) Neon 
B) Helium 
C) Hydrogen 
D) Xenon 
E) Oxygen

Question 11

Which of the following correctly represents the third ionization of aluminum?

Accepted Answer

A) Al2+ (g)+ e- → Al+ (g) 
B) Al (g)→ Al+ (g)+ e- 
C) Al2- (g)+ e- → Al3- (g) 
D) Al2+ (g)+ e- → Al3+ (g) 
E) Al2+ (g)→ Al3+ (g)+ e- 
A) Al2+ (g)+ e- → Al+ (g) 
B) Al (g)→ Al+ (g)+ e- 
C) Al2- (g)+ e- → Al3- (g) 
D) Al2+ (g)+ e- → Al3+ (g) 
E) Al2+ (g)→ Al3+ (g)+ e-

Question 12

________ 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 13

Which of the halogens has the highest first ionization energy?

Accepted Answer

The answer of Which of the halogens has the highest...

Question 14

An alkaline earth metal forms a compound with oxygen with the formula ________. (The symbol M represents any one of the alkaline earth metals.)

Accepted Answer

A) MO 
B) M2O 
C) MO2 
D) M2O2 
E) MO3 
A) MO 
B) M2O 
C) MO2 
D) M2O2 
E) MO3

Question 15

Which of the following correctly represents the first ionization of oxygen?

Accepted Answer

A) O (g)→ O+ (g)+ e- 
B) O+ (g)+ e- → O2+ (g) 
C) O (g)+ e- → O- (g) 
D) O- (g)+ e- → O2- (g) 
E) O+ (g)+ e- → O (g) 
A) O (g)→ O+ (g)+ e- 
B) O+ (g)+ e- → O2+ (g) 
C) O (g)+ e- → O- (g) 
D) O- (g)+ e- → O2- (g) 
E) O+ (g)+ e- → O (g)

Question 16

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

Question 17

Which nonmetal exists as a diatomic solid?

Accepted Answer

A) bromine 
B) antimony 
C) phosphorus 
D) iodine 
E) boron 
A) bromine 
B) antimony 
C) phosphorus 
D) iodine 
E) boron

Question 18

The electron configuration belonging to the atom with the highest 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 19

The reaction of a metal with a nonmetal produces a(n)________.

Accepted Answer

A) base 
B) salt 
C) acid 
D) oxide 
E) hydroxide 
A) base 
B) salt 
C) acid 
D) oxide 
E) hydroxide

Question 20

Which of the following is an isoelectronic series?

Accepted Answer

A) B5-, Si4-, As3-, Te2- 
B) F-, Cl-, Br-, I- 
C) S, Cl, Ar, K 
D) Si2-, P2-, S2-, Cl2- 
E) O2-, F-, Ne, Na+ 
A) B5-, Si4-, As3-, Te2- 
B) F-, Cl-, Br-, I- 
C) S, Cl, Ar, K 
D) Si2-, P2-, S2-, Cl2- 
E) O2-, F-, Ne, Na+

Exam 7: Periodic Properties of the Elements

The effective nuclear charge of an atom is primarily affected by ________.

Screening of the nuclear charge by core electrons in atoms is ________.

Of the following elements,________ has the most negative electron affinity.

Which alkaline earth metal is the least reactive?

Rank the following in terms of decreasing first ionization energies?

Which of the listed oxides is the most acidic?

Which noble gas has the highest first ionization energy?

Which of the following is not a characteristic of metals?

The substance ________ is always produced when an active metal reacts with water.

________ has been shown to form compounds only when it is combined with something with a tremendous ability to remove electrons from other substances.

Which of the following correctly represents the third ionization of aluminum?

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

Which of the halogens has the highest first ionization energy?

An alkaline earth metal forms a compound with oxygen with the formula ________. (The symbol M represents any one of the alkaline earth metals.)

Which of the following correctly represents the first ionization of oxygen?

Alkaline earth metals ________.

Which nonmetal exists as a diatomic solid?

The electron configuration belonging to the atom with the highest second ionization energy is ________.

The reaction of a metal with a nonmetal produces a(n)________.

Which of the following is an isoelectronic series?

Introduction: Matter, energy, and Measurement

Atoms, molecules, and Ions

Chemical Reactions and Reaction Stoichiometry

Reactions in Aqueous Solution

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

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