Question 1

Of the halogens,which are gases at room temperature and atmospheric pressure?

Accepted Answer

A) fluorine, bromine, and iodine 
B) fluorine, chlorine, and bromine 
C) fluorine, chlorine, bromine, and iodine 
D) fluorine, chlorine, and iodine 
E) fluorine and chlorine 
A) fluorine, bromine, and iodine 
B) fluorine, chlorine, and bromine 
C) fluorine, chlorine, bromine, and iodine 
D) fluorine, chlorine, and iodine 
E) fluorine and chlorine

Question 2

Of the elements below,________ is the least metallic.

Accepted Answer

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

Question 3

Which of the following correctly represents the second ionization of copper?

Accepted Answer

A) Cu (g)→ Cu+ (g)+ e- 
B) Cu+ (g)→ Cu2+ (g)+ e- 
C) Cu- (g)+ e- → Cu2- (g) 
D) Cu+ (g)+ e- → Cu2+ (g) 
E) Cu+ (g)+ e- → Cu (g) 
A) Cu (g)→ Cu+ (g)+ e- 
B) Cu+ (g)→ Cu2+ (g)+ e- 
C) Cu- (g)+ e- → Cu2- (g) 
D) Cu+ (g)+ e- → Cu2+ (g) 
E) Cu+ (g)+ e- → Cu (g)

Question 4

Write a balanced equation for the reaction of sodium metal with water.

Accepted Answer

2Na (s)+ 2

Question 5

The reason Bromine is more likely to exist as an anion than is potassium is because ________.

Accepted Answer

A) Bromine is bigger than potassium 
B) Bromine has a greater ionization energy than potassium does 
C) Bromine has a greater electron affinity than potassium does 
D) Bromine is a liquid and potassium is a solid 
E) Bromine is more metallic than potassium 
A) Bromine is bigger than potassium 
B) Bromine has a greater ionization energy than potassium does 
C) Bromine has a greater electron affinity than potassium does 
D) Bromine is a liquid and potassium is a solid 
E) Bromine is more metallic than potassium

Question 6

Oxides of the active metals combine with water to form ________.

Accepted Answer

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

Question 7

________ is credited with developing the concept of atomic numbers.

Accepted Answer

A) Dmitri Mendeleev 
B) Lothar Meyer 
C) Henry Moseley 
D) Ernest Rutherford 
E) Michael Faraday 
A) Dmitri Mendeleev 
B) Lothar Meyer 
C) Henry Moseley 
D) Ernest Rutherford 
E) Michael Faraday

Question 8

________ is isoelectronic with argon.

Accepted Answer

A) Cl- 
B) P4- 
C) Ca 
D) K- 
E) F- 
A) Cl- 
B) P4- 
C) Ca 
D) K- 
E) F-

Question 9

In which set of elements would all members be expected to have very similar chemical properties?

Accepted Answer

A) O, S, Se 
B) N, O, F 
C) Na, Mg, K 
D) S, Se, Si 
E) Ne, Na, Mg 
A) O, S, Se 
B) N, O, F 
C) Na, Mg, K 
D) S, Se, Si 
E) Ne, Na, Mg

Question 10

Which ion below has the largest radius?

Accepted Answer

A) Cl- 
B) K+ 
C) Br- 
D) F- 
E) Na+ 
A) Cl- 
B) K+ 
C) Br- 
D) F- 
E) Na+

Question 11

The electron configuration that belongs to the atom with the lowest first 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 12

Elements that readily conduct electricity are elements with low ionization energies.

Accepted Answer

A) True 
 B)False

Question 13

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 14

________ was the first ________ gas to be incorporated into a compound.

Accepted Answer

A) Xeon, chalcogen 
B) Xeon, halogen 
C) Chlorine, noble 
D) Neon, noble 
E) Xeon, noble 
A) Xeon, chalcogen 
B) Xeon, halogen 
C) Chlorine, noble 
D) Neon, noble 
E) Xeon, noble

Question 15

Of the following metals,________ exhibits multiple oxidation states.

Accepted Answer

A) Ni 
B) K 
C) Ca 
D) Al 
E) Sr 
A) Ni 
B) K 
C) Ca 
D) Al 
E) Sr

Question 16

[Kr]5s2 is the electron configuration for ________.

Accepted Answer

Question 17

Of the elements below,________ is the most metallic.

Accepted Answer

A) sodium 
B) barium 
C) magnesium 
D) calcium 
E) cesium 
A) sodium 
B) barium 
C) magnesium 
D) calcium 
E) cesium

Question 18

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

Accepted Answer

A) S 
B) Cl 
C) Se 
D) Br 
E) I 
A) S 
B) Cl 
C) Se 
D) Br 
E) I

Question 19

The electron configuration of the atom that is expected to have the least negative electron affinity is ________.

Accepted Answer

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

Question 20

Which compound has the smallest ionic separation?

Accepted Answer

A) NaCl 
B) NaBr 
C) NaI 
D) NaF 
E) KF 
A) NaCl 
B) NaBr 
C) NaI 
D) NaF 
E) KF

Exam 7: Periodic Properties of the Elements

Of the halogens,which are gases at room temperature and atmospheric pressure?

Of the elements below,________ is the least metallic.

Which of the following correctly represents the second ionization of copper?

Write a balanced equation for the reaction of sodium metal with water.

The reason Bromine is more likely to exist as an anion than is potassium is because ________.

Oxides of the active metals combine with water to form ________.

________ is credited with developing the concept of atomic numbers.

________ is isoelectronic with argon.

In which set of elements would all members be expected to have very similar chemical properties?

Which ion below has the largest radius?

The electron configuration that belongs to the atom with the lowest first ionization energy is ________.

Elements that readily conduct electricity are elements with low ionization energies.

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

________ was the first ________ gas to be incorporated into a compound.

Of the following metals,________ exhibits multiple oxidation states.

[Kr]5s2 is the electron configuration for ________.

Of the elements below,________ is the most metallic.

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

The electron configuration of the atom that is expected to have the least negative electron affinity is ________.

Which compound has the smallest ionic separation?

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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was the first gas to be incorporated into a compound.

[Kr]5s² is the electron configuration for ________.