Question 1

Which of these atoms has the smallest radius?

Accepted Answer

A) Al 
B) P 
C) As 
D) Te 
E) Na 
A) Al 
B) P 
C) As 
D) Te 
E) Na

Question 2

An element with the general electron configuration for its outermost electrons of ns2np1 would be in which element group?
A)2A
B)3A
C)4A
D)5A
E)8A

Accepted Answer

Question 3

The orbital diagram for a ground-state oxygen atom is

Accepted Answer

The answer of The orbital diagram for a ground-state oxygen...

Question 4

The orbital diagram for a ground-state carbon atom is

Accepted Answer

The answer of The orbital diagram for a ground-state carbon...

Question 5

Which of the elements listed below has the greatest atomic radius?

Accepted Answer

A) B 
B) Al 
C) S 
D) P 
E) Si 
A) B 
B) Al 
C) S 
D) P 
E) Si

Question 6

An isoelectronic series is

Accepted Answer

A) a series that has two or more species that have identical nuclear charges, but have different electron configurations. 
B) a series that has the same ionization potentials. 
C) a series that can have only up to three species and have similar electron configuration and similar nuclear charges. 
D) a series that has two or more species that have identical electron configurations, but different nuclear charges. 
E) a series that has the same nuclear charge. 
A) a series that has two or more species that have identical nuclear charges, but have different electron configurations. 
B) a series that has the same ionization potentials. 
C) a series that can have only up to three species and have similar electron configuration and similar nuclear charges. 
D) a series that has two or more species that have identical electron configurations, but different nuclear charges. 
E) a series that has the same nuclear charge.

Question 7

What is the emission of light at only specific wavelengths?

Accepted Answer

A) Emission spectra 
B) Hydrogen spectrum 
C) Wave spectra 
D) Limited spectra 
E) Line spectra 
A) Emission spectra 
B) Hydrogen spectrum 
C) Wave spectra 
D) Limited spectra 
E) Line spectra

Question 8

The ground-state electron configuration of a calcium atom is

Accepted Answer

A) [Ne]3s2 
B) [Ne]3s23p6 
C) [Ar]4s13d1 
D) [Ar]4s2 
E) [Ar]3d2 
A) [Ne]3s2 
B) [Ne]3s23p6 
C) [Ar]4s13d1 
D) [Ar]4s2 
E) [Ar]3d2

Question 9

Which of the following elements has the smallest atomic size?

Accepted Answer

A) Na 
B) Ar 
C) K 
D) Ca 
E) Kr 
A) Na 
B) Ar 
C) K 
D) Ca 
E) Kr

Question 10

The electronic structure 1s22s22p63s23p64s23d8 refers to the ground state of

Accepted Answer

A) Kr. 
B) Ni. 
C) Fe. 
D) Pd. 
E) None of these choices is correct. 
A) Kr. 
B) Ni. 
C) Fe. 
D) Pd. 
E) None of these choices is correct.

Question 11

Which ground-state atom has an electron configuration described by the following orbital diagram?

Accepted Answer

A) Phosphorus 
B) nitrogen 
C) arsenic 
D) vanadium 
E) sulfur 
A) Phosphorus 
B) nitrogen 
C) arsenic 
D) vanadium 
E) sulfur

Question 12

The Lewis dot symbol consists of the symbol for the element surrounded by dot(s).What does the symbol represent?

Accepted Answer

A) Electron configuration 
B) Valence electrons 
C) Atomic number 
D) Atomic mass 
E) Nucleus and core electrons 
A) Electron configuration 
B) Valence electrons 
C) Atomic number 
D) Atomic mass 
E) Nucleus and core electrons

Question 13

Which of these pairs consists of isoelectronic species?

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 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

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

Question 16

Which ion is isoelectronic with Ar?

Accepted Answer

A) Fe2+ 
B) F− 
C) Br− 
D) Ga3+ 
E) Ca2+ 
A) Fe2+ 
B) F− 
C) Br− 
D) Ga3+ 
E) Ca2+

Question 17

Select the correct electron configuration for sulfur (Z = 16).

Accepted Answer

A) 1s21p62s22p6 
B) 1s22s22p83s23p4 
C) 1s22s22p83s23p2 
D) 1s22s22p63s23p4 
E) 1s22s22p63s23d4 
A) 1s21p62s22p6 
B) 1s22s22p83s23p4 
C) 1s22s22p83s23p2 
D) 1s22s22p63s23p4 
E) 1s22s22p63s23d4

Question 18

The size of an atomic orbital is associated with

Accepted Answer

A) the principal quantum number (n). 
B) the angular momentum quantum number (l). 
C) the magnetic quantum number (ml). 
D) the spin quantum number (ms). 
E) the angular momentum and magnetic quantum numbers, together. 
A) the principal quantum number (n). 
B) the angular momentum quantum number (l). 
C) the magnetic quantum number (ml). 
D) the spin quantum number (ms). 
E) the angular momentum and magnetic quantum numbers, together.

Question 19

Which element has the following ground-state electron configuration? 1s2 2s2 2p6 3s2
A)Na
B)Mg
C)Al
D)Si
E)Ne

Accepted Answer

Question 20

The ground-state electron configuration for an atom of indium is

Accepted Answer

A) [Kr]5s24p64d5 
B) [Ar]4s23d104p1 
C) [Ar]4s24p63d5 
D) [Kr]5s25p64d5 
E) [Kr]5s24d105p1 
A) [Kr]5s24p64d5 
B) [Ar]4s23d104p1 
C) [Ar]4s24p63d5 
D) [Kr]5s25p64d5 
E) [Kr]5s24d105p1

Which of these atoms has the smallest radius?

An element with the general electron configuration for its outermost electrons of ns²np¹ would be in which element group? A)2A B)3A C)4A D)5A E)8A

The orbital diagram for a ground-state oxygen atom is

The orbital diagram for a ground-state carbon atom is

Which of the elements listed below has the greatest atomic radius?

An isoelectronic series is

What is the emission of light at only specific wavelengths?

The ground-state electron configuration of a calcium atom is

Which of the following elements has the smallest atomic size?

The electronic structure 1s²2s²2p⁶3s²3p⁶4s²3d⁸ refers to the ground state of

Which ground-state atom has an electron configuration described by the following orbital diagram?

The Lewis dot symbol consists of the symbol for the element surrounded by dot(s).What does the symbol represent?

Which of these pairs consists of isoelectronic species?

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

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

Which ion is isoelectronic with Ar?

Select the correct electron configuration for sulfur (Z = 16).

The size of an atomic orbital is associated with

Which element has the following ground-state electron configuration? 1s² 2s² 2p⁶ 3s² A)Na B)Mg C)Al D)Si E)Ne

The ground-state electron configuration for an atom of indium is

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

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Exam 2: Electrons and the Periodic Table

Which of these atoms has the smallest radius?

An element with the general electron configuration for its outermost electrons of ns2np1 would be in which element group? A)2A B)3A C)4A D)5A E)8A

The orbital diagram for a ground-state oxygen atom is

The orbital diagram for a ground-state carbon atom is

Which of the elements listed below has the greatest atomic radius?

An isoelectronic series is

What is the emission of light at only specific wavelengths?

The ground-state electron configuration of a calcium atom is

Which of the following elements has the smallest atomic size?

The electronic structure 1s22s22p63s23p64s23d8 refers to the ground state of

Which ground-state atom has an electron configuration described by the following orbital diagram?

The Lewis dot symbol consists of the symbol for the element surrounded by dot(s).What does the symbol represent?

Which of these pairs consists of isoelectronic species?

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

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

Which ion is isoelectronic with Ar?

Select the correct electron configuration for sulfur (Z = 16).

The size of an atomic orbital is associated with

Which element has the following ground-state electron configuration? 1s2 2s2 2p6 3s2 A)Na B)Mg C)Al D)Si E)Ne

The ground-state electron configuration for an atom of indium is

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

An element with the general electron configuration for its outermost electrons of ns²np¹ would be in which element group? A)2A B)3A C)4A D)5A E)8A

The electronic structure 1s²2s²2p⁶3s²3p⁶4s²3d⁸ refers to the ground state of

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

Which element has the following ground-state electron configuration? 1s² 2s² 2p⁶ 3s² A)Na B)Mg C)Al D)Si E)Ne