Question 1

Arrange the following ions in order of increasing ionic radius: K+, P3- , S2- , Cl- . increasing radius $\rarr$

Accepted Answer

A) K+ - 2- 3- 
B) K+ 3- 2- - 
C) P3- 2- - + 
D) Cl- 2- 3- + 
E) Cl- 2- + 3- 
A) K+ - 2- 3- 
B) K+ 3- 2- - 
C) P3- 2- - + 
D) Cl- 2- 3- + 
E) Cl- 2- + 3-

Question 2

Which of the elements listed below has the following pattern for its first six ionization energies? (I1 = first ionization energy, I2 = second ionization energy, etc.)

Accepted Answer

A) Ca 
B) Si 
C) Al 
D) Se 
E) P 
A) Ca 
B) Si 
C) Al 
D) Se 
E) P

Question 3

How many electrons are in the 4p orbitals of selenium?

Accepted Answer

A) 0 
B) 2 
C) 4 
D) 5 
E) 6 
A) 0 
B) 2 
C) 4 
D) 5 
E) 6

Question 4

Which of the following elements has the smallest ionization energy?

Accepted Answer

A) Li 
B) Na 
C) Be 
D) K 
E) Rb 
A) Li 
B) Na 
C) Be 
D) K 
E) Rb

Question 5

For which of the following reactions is the enthalpy change equal to the third ionization energy of vanadium?

Accepted Answer

A) V2+(g)$\rarr$V3+(g)+ e- 
B) V3+(g)+ e- $\rarr$ V2+(g) 
C) V(g)$\rarr$ V3+(g)+ 3e- 
D) V2-(g)+ e- $\rarr$ V3-(g) 
E) V3+(g)$\rarr$V4+(g)+ e- 
A) V2+(g)$\rarr$V3+(g)+ e- 
B) V3+(g)+ e- $\rarr$ V2+(g) 
C) V(g)$\rarr$ V3+(g)+ 3e- 
D) V2-(g)+ e- $\rarr$ V3-(g) 
E) V3+(g)$\rarr$V4+(g)+ e-

Question 6

What is the charge on the monatomic ion that calcium forms in its compounds?

Accepted Answer

A) +2 
B) +1 
C) -1 
D) -2 
E) -3 
A) +2 
B) +1 
C) -1 
D) -2 
E) -3

Question 7

What is the charge on the stable ion formed by selenium?

Accepted Answer

A) +2 
B) +1 
C) -1 
D) -2 
E) -3 
A) +2 
B) +1 
C) -1 
D) -2 
E) -3

Question 8

Consider the following reaction 2A + 3F2 $\rarr$2AF3. What is the formula for the reaction product if we substitute iodine for fluorine?

Accepted Answer

A) A2I3 
B) A3I2 
C) AI3 
D) A3I 
E) AI 
A) A2I3 
B) A3I2 
C) AI3 
D) A3I 
E) AI

Question 9

Which of the following is the electron configuration for the aluminum ion?

Accepted Answer

A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p1 
D) 1s22s22p6 
E) 1s22s22p63s23p4 
A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p1 
D) 1s22s22p6 
E) 1s22s22p63s23p4

Question 10

For which of the following reactions is the enthalpy change equal to the second ionization energy of nitrogen?

Accepted Answer

A) N2+(g)$\rarr$ N3+(g)+ e- 
B) N2+(g)+ e- $\rarr$ N+(g) 
C) N(g)$\rarr$ N2+(g)+ 2e- 
D) N-(g)+ e- $\rarr$ N2-(g) 
E) N+(g)$\rarr$N2+(g)+ e- 
A) N2+(g)$\rarr$ N3+(g)+ e- 
B) N2+(g)+ e- $\rarr$ N+(g) 
C) N(g)$\rarr$ N2+(g)+ 2e- 
D) N-(g)+ e- $\rarr$ N2-(g) 
E) N+(g)$\rarr$N2+(g)+ e-

Question 11

An element with the general electron configuration for its outermost electrons of ns2np1 would be in which element group?

Accepted Answer

A) 2A 
B) 3A 
C) 4A 
D) 5A 
E) 8A 
A) 2A 
B) 3A 
C) 4A 
D) 5A 
E) 8A

Question 12

Which species has the greater radius, an I-  ion or an I atom? Briefly explain your choice of answer.

Accepted Answer

I^-; I and I^- have the same number of proto

Question 13

The chief contribution of physicist Henry Moseley to atomic theory was

Accepted Answer

A) the discovery of the periodic law. 
B) the determination of the charge of the proton. 
C) the measurement of the atomic numbers of the elements. 
D) the scientist who determined the electric charge of the electron. 
E) the discovery of the law of octaves. 
A) the discovery of the periodic law. 
B) the determination of the charge of the proton. 
C) the measurement of the atomic numbers of the elements. 
D) the scientist who determined the electric charge of the electron. 
E) the discovery of the law of octaves.

Question 14

Since zirconium is a metal, ZrO2 is expected to be a/an _____ oxide.

Accepted Answer

A) acidic 
B) ionic 
C) amphoteric 
D) neutral 
E) basic 
A) acidic 
B) ionic 
C) amphoteric 
D) neutral 
E) basic

Question 15

Which of the following is an amphoteric oxide?

Accepted Answer

A) Na2O 
B) MgO 
C) Al2O3 
D) SO2 
E) Cl2O7 
A) Na2O 
B) MgO 
C) Al2O3 
D) SO2 
E) Cl2O7

Question 16

Consider the element with the electron configuration [Xe]6s24f7. This element is

Accepted Answer

A) a representative element. 
B) a lanthanide element. 
C) a nonmetal. 
D) an actinide element. 
E) a noble gas. 
A) a representative element. 
B) a lanthanide element. 
C) a nonmetal. 
D) an actinide element. 
E) a noble gas.

Question 17

Which one of the following pairs are isoelectronic?

Accepted Answer

A) Mn2+ and Ar 
B) Zn2+ and Cu2+ 
C) Na+ and K+ 
D) Cl-  and S 
E) K+ and Cl- 
A) Mn2+ and Ar 
B) Zn2+ and Cu2+ 
C) Na+ and K+ 
D) Cl-  and S 
E) K+ and Cl-

Question 18

Which of the following elements behaves chemically similarly to calcium?

Accepted Answer

A) magnesium 
B) sodium 
C) sulfur 
D) chlorine 
E) iron 
A) magnesium 
B) sodium 
C) sulfur 
D) chlorine 
E) iron

Question 19

The elements in Group 2A are known by what name?

Accepted Answer

A) transition metals 
B) halogens 
C) alkali metals 
D) alkaline earth metals 
E) noble gases 
A) transition metals 
B) halogens 
C) alkali metals 
D) alkaline earth metals 
E) noble gases

Question 20

The general electron configuration for noble gas atoms is

Accepted Answer

A) ns2np6. 
B) ns2np5. 
C) ns2np4. 
D) ns2np3. 
E) ns2. 
A) ns2np6. 
B) ns2np5. 
C) ns2np4. 
D) ns2np3. 
E) ns2.

Exam 8: The Periodic Table

Arrange the following ions in order of increasing ionic radius: K+, P3- , S2- , Cl- . increasing radius →\rarr→

Which of the elements listed below has the following pattern for its first six ionization energies? (I1 = first ionization energy, I2 = second ionization energy, etc.)

How many electrons are in the 4p orbitals of selenium?

Which of the following elements has the smallest ionization energy?

For which of the following reactions is the enthalpy change equal to the third ionization energy of vanadium?

What is the charge on the monatomic ion that calcium forms in its compounds?

What is the charge on the stable ion formed by selenium?

Consider the following reaction 2A + 3F2 →\rarr→ 2AF3. What is the formula for the reaction product if we substitute iodine for fluorine?

Which of the following is the electron configuration for the aluminum ion?

For which of the following reactions is the enthalpy change equal to the second ionization energy of nitrogen?

An element with the general electron configuration for its outermost electrons of ns2np1 would be in which element group?

Which species has the greater radius, an I- ion or an I atom? Briefly explain your choice of answer.

The chief contribution of physicist Henry Moseley to atomic theory was

Since zirconium is a metal, ZrO2 is expected to be a/an _____ oxide.

Which of the following is an amphoteric oxide?

Consider the element with the electron configuration [Xe]6s24f7. This element is

Which one of the following pairs are isoelectronic?

Which of the following elements behaves chemically similarly to calcium?

The elements in Group 2A are known by what name?

The general electron configuration for noble gas atoms is

Introduction

Atoms, Molecules, and Ions

Stoichiometry

Reactions in Aqueous Solution

Gases

Energy Relationships in Chemical Reactions

The Electronic Structure of Atoms

Chemical Bonding I: the Covalent Bond

Chemical Bonding Ii: Molecular Geometry and Hybridization of Atomic Orbitals

Introduction to Organic Chemistry

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Thermodynamics

Redox Reactions and Electrochemistry

The Chemistry of Coordination Compounds

Nuclear Chemistry

Organic Polymerssynthetic and Natural

Filters

Arrange the following ions in order of increasing ionic radius: K⁺, P^3-, S^2-, Cl^-. increasing radius $\rarr$

Which of the elements listed below has the following pattern for its first six ionization energies? (I₁ = first ionization energy, I₂ = second ionization energy, etc.)

Consider the following reaction 2A + 3F₂ $\rarr$ 2AF₃. What is the formula for the reaction product if we substitute iodine for fluorine?

An element with the general electron configuration for its outermost electrons of ns²np¹ would be in which element group?

Which species has the greater radius, an I^- ion or an I atom? Briefly explain your choice of answer.

Since zirconium is a metal, ZrO₂ is expected to be a/an _____ oxide.

Consider the element with the electron configuration [Xe]6s²4f⁷. This element is