Question 1

Most of the elements on the periodic table are ________.

Accepted Answer

A) gases 
B) nonmetals 
C) metalloids 
D) liquids 
E) metals 
A) gases 
B) nonmetals 
C) metalloids 
D) liquids 
E) metals E

Question 2

The charges for the ions formed from the alkali metals and the alkaline earth metals are ________ and ________,respectively.

Accepted Answer

1+,2+

Question 3

Which of the following has the most metallic character?

Accepted Answer

A) Al 
B) Ca 
C) Mg 
D) Sr 
E) Si 
A) Al 
B) Ca 
C) Mg 
D) Sr 
E) Si D

Question 4

Ca reacts with element X to form an ionic compound with the formula CaX.Al will react with X to form ________.

Accepted Answer

A) AlX2 
B) AlX 
C) Al2X3 
D) Al3X2 
E) Al3X 
A) AlX2 
B) AlX 
C) Al2X3 
D) Al3X2 
E) Al3X

Question 5

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

Accepted Answer

A) Ga (g)→ Ga+ (g)+ e- 
B) Ga+ (g)→ Ga2+ (g)+ e- 
C) Ga2- (g)+ e- → Ga3- (g) 
D) Ga2+ (g)→ Ga3+ (g)+ e- 
E) Ga+ (g)+ e- → Ga2+ (g) 
A) Ga (g)→ Ga+ (g)+ e- 
B) Ga+ (g)→ Ga2+ (g)+ e- 
C) Ga2- (g)+ e- → Ga3- (g) 
D) Ga2+ (g)→ Ga3+ (g)+ e- 
E) Ga+ (g)+ e- → Ga2+ (g)

Question 6

Which one of the following atoms has the largest radius?

Accepted Answer

A) In 
B) Sn 
C) Sb 
D) Te 
E) I 
A) In 
B) Sn 
C) Sb 
D) Te 
E) I

Question 7

What is the coefficient of H2O when the following equation is completed and balanced?
Ca (s)+ H2O (l)→

Accepted Answer

A) 1 
B) 3 
C) 2 
D) 5 
E) Ca(s)does not react with H2O (l). 
A) 1 
B) 3 
C) 2 
D) 5 
E) Ca(s)does not react with H2O (l).

Question 8

________ is isoelectronic with krypton.

Accepted Answer

A) Se2- 
B) Se3- 
C) Br 
D) Se2+ 
E) Te2- 
A) Se2- 
B) Se3- 
C) Br 
D) Se2+ 
E) Te2-

Question 9

Cl2 (g)+ H2O (l)→ ________

Accepted Answer

A) HCl (aq)+ HOCl (aq) 
B) 2Cl- (aq)+ H2O (l) 
C) 2HCl (aq)+ O2 (g) 
D) 2HCl (aq)+ O2- (g) 
E) Cl2 (aq)+ H2O (l) 
A) HCl (aq)+ HOCl (aq) 
B) 2Cl- (aq)+ H2O (l) 
C) 2HCl (aq)+ O2 (g) 
D) 2HCl (aq)+ O2- (g) 
E) Cl2 (aq)+ H2O (l)

Question 10

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

Accepted Answer

A) O 
B) K 
C) B 
D) Na 
E) S 
A) O 
B) K 
C) B 
D) Na 
E) S

Question 11

What is the coefficient of Na when the following equation is completed and balanced?
Na (s)+ H2O (l)→

Accepted Answer

A) 1 
B) 3 
C) 4 
D) 2 
E) 0 
A) 1 
B) 3 
C) 4 
D) 2 
E) 0

Question 12

The difference in metallic character is the smallest between ________.

Accepted Answer

A) Li and O 
B) Rb and F 
C) Na and I 
D) Rb and Cl 
E) Na and Mg 
A) Li and O 
B) Rb and F 
C) Na and I 
D) Rb and Cl 
E) Na and Mg

Question 13

Which of the following metals differ in the number of d-electrons?

Accepted Answer

A) Fe and Cu 
B) Mg and Fe 
C) Na and Rh 
D) Cs and Ca 
E) Ca and Na 
A) Fe and Cu 
B) Mg and Fe 
C) Na and Rh 
D) Cs and Ca 
E) Ca and Na

Question 14

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

Accepted Answer

A) K+ 2+ - 
B)    + 2+ 
C) Ca2+ + - 
D) Ca2+ + - 
E) Ca2+ + - < Ar 
A) K+ 2+ - 
B)    + 2+ 
C) Ca2+ + - 
D) Ca2+ + - 
E) Ca2+ + - < Ar

Question 15

Of the following,which gives the correct order for atomic radius for Ca,K,As,Ge and Kr?

Accepted Answer

A) Ca > K > As > Ge > Kr 
B) Kr > Ge > As > K > Ca 
C) Ge > As > Kr > K > Ca 
D) K > Ca > Ge > As > Kr 
E) Kr > As > Ge > Ca > K 
A) Ca > K > As > Ge > Kr 
B) Kr > Ge > As > K > Ca 
C) Ge > As > Kr > K > Ca 
D) K > Ca > Ge > As > Kr 
E) Kr > As > Ge > Ca > K

Question 16

Element M reacts with oxygen to form an oxide with the formula MO.When MO is dissolved in water,the resulting solution is basic.Element M could be ________.

Accepted Answer

A) strontium 
B) bromine 
C) selenium 
D) germanium 
E) nitrogen 
A) strontium 
B) bromine 
C) selenium 
D) germanium 
E) nitrogen

Question 17

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

Accepted Answer

A) True 
 B)False

Question 18

Of the following,which gives the correct order for atomic radius for Mg,Na,P,Si and Ar?

Accepted Answer

A) Mg > Na > P > Si > Ar 
B) Ar > Si > P > Na > Mg 
C) Si > P > Ar > Na > Mg 
D) Na > Mg > Si > P > Ar 
E) Ar > P > Si > Mg > Na 
A) Mg > Na > P > Si > Ar 
B) Ar > Si > P > Na > Mg 
C) Si > P > Ar > Na > Mg 
D) Na > Mg > Si > P > Ar 
E) Ar > P > Si > Mg > Na

Question 19

Which one of the following has the smallest radius?

Accepted Answer

A) Na 
B) Al 
C) K 
D) Ca 
A) Na 
B) Al 
C) K 
D) Ca

Question 20

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...

Exam 7: Periodic Properties of the Elements

Most of the elements on the periodic table are ________.

The charges for the ions formed from the alkali metals and the alkaline earth metals are ________ and ________,respectively.

Which of the following has the most metallic character?

Ca reacts with element X to form an ionic compound with the formula CaX.Al will react with X to form ________.

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

Which one of the following atoms has the largest radius?

What is the coefficient of H2O when the following equation is completed and balanced? Ca (s)+ H2O (l)→

________ is isoelectronic with krypton.

Cl2 (g)+ H2O (l)→ ________

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

What is the coefficient of Na when the following equation is completed and balanced? Na (s)+ H2O (l)→

The difference in metallic character is the smallest between ________.

Which of the following metals differ in the number of d-electrons?

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

Of the following,which gives the correct order for atomic radius for Ca,K,As,Ge and Kr?

Element M reacts with oxygen to form an oxide with the formula MO.When MO is dissolved in water,the resulting solution is basic.Element M could be ________.

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

Of the following,which gives the correct order for atomic radius for Mg,Na,P,Si and Ar?

Which one of the following has the smallest radius?

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

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

Filters

The charges for the ions formed from the alkali metals and the alkaline earth metals are and ,respectively.

What is the coefficient of H₂O when the following equation is completed and balanced? Ca (s)+ H₂O (l)→

Cl₂ (g)+ H₂O (l)→ ________

What is the coefficient of Na when the following equation is completed and balanced? Na (s)+ H₂O (l)→