Question 1

What is the electron configuration for tungsten?

Accepted Answer

A) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d6 
B) 1s22s22p63s23p64s23d104p65s24d105p66s14f145d5 
C) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d4 
D) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d7 
E) 1s22s22p63s23p54s23d104p65s24d105p66s24f145d7 
A) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d6 
B) 1s22s22p63s23p64s23d104p65s24d105p66s14f145d5 
C) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d4 
D) 1s22s22p63s23p64s23d104p65s24d105p66s24f145d7 
E) 1s22s22p63s23p54s23d104p65s24d105p66s24f145d7

Question 2

Select the arrangement of electromagnetic radiation which starts with the shortest wavelength and increases to longest wavelength.

Accepted Answer

A) radio, infrared, ultraviolet, gamma rays 
B) radio, ultraviolet, infrared, gamma rays 
C) gamma rays, radio, ultraviolet, infrared 
D) gamma rays, infrared, radio, ultraviolet 
E) gamma rays, ultraviolet, infrared, radio 
A) radio, infrared, ultraviolet, gamma rays 
B) radio, ultraviolet, infrared, gamma rays 
C) gamma rays, radio, ultraviolet, infrared 
D) gamma rays, infrared, radio, ultraviolet 
E) gamma rays, ultraviolet, infrared, radio

Question 3

Visible light, radio waves, microwave radiation, infrared, ultraviolet radiation, X-rays, and gamma rays all constitute the electromagnetic spectrum.Which of the following characteristics do all of these kinds of radiation share?

Accepted Answer

A) They all have the ability to generate heat in objects. 
B) They all have the same frequencies. 
C) They are all the transmission of energy in the form of waves. 
D) They have equal energies. 
E) They have the same electron spin state. 
A) They all have the ability to generate heat in objects. 
B) They all have the same frequencies. 
C) They are all the transmission of energy in the form of waves. 
D) They have equal energies. 
E) They have the same electron spin state.

Question 4

Which of these atoms has the largest radius?

Accepted Answer

A) B 
B) Ga 
C) Br 
D) Si 
E) Cl 
A) B 
B) Ga 
C) Br 
D) Si 
E) Cl

Question 5

How many orbitals can have the 3d description in a given atom?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 5 
A) 1 
B) 2 
C) 3 
D) 5

Question 6

Which of these elements has the greatest metallic character?

Accepted Answer

A) Br 
B) F 
C) Ge 
D) Mn 
E) Sc 
A) Br 
B) F 
C) Ge 
D) Mn 
E) Sc

Question 7

How many electrons are in the 4d orbitals of Tc?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 8

Arrange P, S, and O in order of increasing atomic radius.

Accepted Answer

A) S < O < P 
B) P < S < O 
C) O < S < P 
D) O < P < S 
E) The answer cannot be determined from the data given. 
A) S < O < P 
B) P < S < O 
C) O < S < P 
D) O < P < S 
E) The answer cannot be determined from the data given.

Question 9

Which of these species make an isoelectronic pair: Cl−, O2−, F, Ca2+, Fe3+?

Accepted Answer

A) Ca2+ and Fe3+ 
B) O2− and F 
C) F and Cl− 
D) Cl− and Ca2+ 
E) None of the above species are part of an isoelectronic series. 
A) Ca2+ and Fe3+ 
B) O2− and F 
C) F and Cl− 
D) Cl− and Ca2+ 
E) None of the above species are part of an isoelectronic series.

Question 10

Which of these choices is the general electron configuration for the outermost electrons of elements in the alkaline earth group?

Accepted Answer

A) ns1 
B) ns2 
C) ns2np4 
D) ns2np 
E) ns2np6 (n − 1)d6 
A) ns1 
B) ns2 
C) ns2np4 
D) ns2np 
E) ns2np6 (n − 1)d6

Question 11

Arrange these ions in order of increasing ionic radius: K+ , P3− , S2− , Cl−.

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 12

How many dots does the Lewis dot symbol for chlorine have around it?

Accepted Answer

A) 1 
B) 2 
C) 5 
D) 7 
E) 17 
A) 1 
B) 2 
C) 5 
D) 7 
E) 17

Question 13

How many valence electrons does a tin (Sn) atom have?

Accepted Answer

A) 2 
B) 4 
C) 14 
D) 36 
E) 50 
A) 2 
B) 4 
C) 14 
D) 36 
E) 50

Question 14

Which of the following elements has the largest atomic size?

Accepted Answer

A) S 
B) Ca 
C) Ba 
D) Po 
E) Rn 
A) S 
B) Ca 
C) Ba 
D) Po 
E) Rn

Question 15

Using the periodic table, predict the charge on the common ion of rubidium.

Accepted Answer

A) +1 
B) +2 
C) −1 
D) −2 
A) +1 
B) +2 
C) −1 
D) −2

Question 16

Which of the following electron transitions would be expected to absorb any light in the Bohr model of the atom?

Accepted Answer

A) n = 7 to n = 2 
B) n = 5 to n = 6 
C) n = 1 to n = 3 
D) n = 3 to n = 5 
A) n = 7 to n = 2 
B) n = 5 to n = 6 
C) n = 1 to n = 3 
D) n = 3 to n = 5

Question 17

The general electron configuration for atoms of all elements in Group 5A is

Accepted Answer

A) ns2np6. 
B) ns2np5. 
C) ns2np4. 
D) ns2np3. 
E) ns2np1. 
A) ns2np6. 
B) ns2np5. 
C) ns2np4. 
D) ns2np3. 
E) ns2np1.

Question 18

Each of the noble gases has a completely filled p subshell except for which one?

Accepted Answer

A) Xenon 
B) Neon 
C) Radon 
D) Argon 
E) Helium 
A) Xenon 
B) Neon 
C) Radon 
D) Argon 
E) Helium

Question 19

Which of the following electron transitions would be expected to emit any light in the Bohr model of the atom?

Accepted Answer

A) n = 1 to n = 3 
B) n = 5 to n = 6 
C) n = 2 to n = 5 
D) n = 4 to n = 3 
A) n = 1 to n = 3 
B) n = 5 to n = 6 
C) n = 2 to n = 5 
D) n = 4 to n = 3

Question 20

What element is represented by the electron configuration 1s22s22p63s23p64s13d5?
A)Mn
B)Ca
C)K
D)Cr
E)V

Accepted Answer

What is the electron configuration for tungsten?

Select the arrangement of electromagnetic radiation which starts with the shortest wavelength and increases to longest wavelength.

Visible light, radio waves, microwave radiation, infrared, ultraviolet radiation, X-rays, and gamma rays all constitute the electromagnetic spectrum.Which of the following characteristics do all of these kinds of radiation share?

Which of these atoms has the largest radius?

How many orbitals can have the 3d description in a given atom?

Which of these elements has the greatest metallic character?

How many electrons are in the 4d orbitals of Tc?

Arrange P, S, and O in order of increasing atomic radius.

Which of these species make an isoelectronic pair: Cl⁻, O²⁻, F, Ca²⁺, Fe³⁺?

Which of these choices is the general electron configuration for the outermost electrons of elements in the alkaline earth group?

Arrange these ions in order of increasing ionic radius: K⁺ , P³⁻ , S²⁻ , Cl⁻.

How many dots does the Lewis dot symbol for chlorine have around it?

How many valence electrons does a tin (Sn) atom have?

Which of the following elements has the largest atomic size?

Using the periodic table, predict the charge on the common ion of rubidium.

Which of the following electron transitions would be expected to absorb any light in the Bohr model of the atom?

The general electron configuration for atoms of all elements in Group 5A is

Each of the noble gases has a completely filled p subshell except for which one?

Which of the following electron transitions would be expected to emit any light in the Bohr model of the atom?

What element is represented by the electron configuration 1s²2s²2p⁶3s²3p⁶4s¹3d⁵? A)Mn B)Ca C)K D)Cr E)V

Atoms and Elements

Compounds and Chemical Bonds

How Chemists Use Numbers

The Mole and Chemical Formulas

Molecular Shape

Solids, Liquids, and Phase Changes

Gases

Physical Properties of Solutions

Chemical Reactions and Chemical Equations

Using Balanced Chemical Equations

Acids and Bases

Equilibrium

Organic Chemistry

Biochemistry

Nuclear Chemistry

Electrochemistry

Filters

Exam 2: Electrons and the Periodic Table

What is the electron configuration for tungsten?

Select the arrangement of electromagnetic radiation which starts with the shortest wavelength and increases to longest wavelength.

Visible light, radio waves, microwave radiation, infrared, ultraviolet radiation, X-rays, and gamma rays all constitute the electromagnetic spectrum.Which of the following characteristics do all of these kinds of radiation share?

Which of these atoms has the largest radius?

How many orbitals can have the 3d description in a given atom?

Which of these elements has the greatest metallic character?

How many electrons are in the 4d orbitals of Tc?

Arrange P, S, and O in order of increasing atomic radius.

Which of these species make an isoelectronic pair: Cl−, O2−, F, Ca2+, Fe3+?

Which of these choices is the general electron configuration for the outermost electrons of elements in the alkaline earth group?

Arrange these ions in order of increasing ionic radius: K+ , P3− , S2− , Cl−.

How many dots does the Lewis dot symbol for chlorine have around it?

How many valence electrons does a tin (Sn) atom have?

Which of the following elements has the largest atomic size?

Using the periodic table, predict the charge on the common ion of rubidium.

Which of the following electron transitions would be expected to absorb any light in the Bohr model of the atom?

The general electron configuration for atoms of all elements in Group 5A is

Each of the noble gases has a completely filled p subshell except for which one?

Which of the following electron transitions would be expected to emit any light in the Bohr model of the atom?

What element is represented by the electron configuration 1s22s22p63s23p64s13d5? A)Mn B)Ca C)K D)Cr E)V

Atoms and Elements

Compounds and Chemical Bonds

How Chemists Use Numbers

The Mole and Chemical Formulas

Molecular Shape

Solids, Liquids, and Phase Changes

Gases

Physical Properties of Solutions

Chemical Reactions and Chemical Equations

Using Balanced Chemical Equations

Acids and Bases

Equilibrium

Organic Chemistry

Biochemistry

Nuclear Chemistry

Electrochemistry

Filters

Which of these species make an isoelectronic pair: Cl⁻, O²⁻, F, Ca²⁺, Fe³⁺?

Arrange these ions in order of increasing ionic radius: K⁺ , P³⁻ , S²⁻ , Cl⁻.

What element is represented by the electron configuration 1s²2s²2p⁶3s²3p⁶4s¹3d⁵? A)Mn B)Ca C)K D)Cr E)V