Question 1

Which of the following is the letter representation of the electron orbital below?

Accepted Answer

A) s 
B) pz 
C) px 
D) dxz 
E) dz2 
A) s 
B) pz 
C) px 
D) dxz 
E) dz2 B

Question 2

In a given energy level,which of the following types of orbitals will have the lowest energy?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)    A

Question 3

Which of the following defines a correct relationship for electromagnetic radiation?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)    E

Question 4

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

Accepted Answer

A) Li 
B) Mg 
C) Ga 
D) Sn 
E) Bi 
A) Li 
B) Mg 
C) Ga 
D) Sn 
E) Bi

Question 5

Which of the following statements is false?

Accepted Answer

A) Line spectra can be produced by holding a glass prism next to an incandescent light bulb. 
B) Each element has a unique line spectrum. 
C) The separate lines of color in a line spectrum are known as discrete lines. 
D) The light emitted from a heated element forms a line spectrum when passed through a prism. 
E) Line spectra can be produced by holding a glass prism next to a gas discharge tube. 
A) Line spectra can be produced by holding a glass prism next to an incandescent light bulb. 
B) Each element has a unique line spectrum. 
C) The separate lines of color in a line spectrum are known as discrete lines. 
D) The light emitted from a heated element forms a line spectrum when passed through a prism. 
E) Line spectra can be produced by holding a glass prism next to a gas discharge tube.

Question 6

Which general electron configuration is responsible for the family properties of noble gases?

Accepted Answer

A) ns1 
B) ns2 
C) ns2np4 
D) ns2np5 
E) ns2np6 
A) ns1 
B) ns2 
C) ns2np4 
D) ns2np5 
E) ns2np6

Question 7

Identify the best description of an s orbital:

Accepted Answer

A) Spherical 
B) Two pair of lobes 
C) One pair of lobes and a collar 
D) One pair of lobes oriented on the x-axis 
E) Three pair of lobes oriented on the x-, y-, and z-axes 
A) Spherical 
B) Two pair of lobes 
C) One pair of lobes and a collar 
D) One pair of lobes oriented on the x-axis 
E) Three pair of lobes oriented on the x-, y-, and z-axes

Question 8

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

Accepted Answer

A) Na 
B) Mg 
C) Al 
D) Si 
E) P 
A) Na 
B) Mg 
C) Al 
D) Si 
E) P

Question 9

Which of the following statements about atomic spectra is/are correct?
i.The discrete line spectrum of elements is evidence that electron energies are quantized
ii.Lines in the spectrum are discrete because electron energies are restricted to certain values
iii.Energy is emitted from atoms as electrons move from higher energy levels to lower energy levels
iv.Electron transitions of differing energies produce different wavelengths of light.

Accepted Answer

A) i and ii 
B) i and iii 
C) ii and iv 
D) i, iii, and iv 
E) All are correct statements. 
A) i and ii 
B) i and iii 
C) ii and iv 
D) i, iii, and iv 
E) All are correct statements.

Question 10

List the atomic numbers of all atoms that are smaller than atoms of fluorine.

Accepted Answer

A) 10 and greater 
B) 8 and less 
C) 1, 2, 10 
D) 1, 2 
E) None is smaller than fluorine. 
A) 10 and greater 
B) 8 and less 
C) 1, 2, 10 
D) 1, 2 
E) None is smaller than fluorine.

Question 11

How many orbitals are in the 5d sublevel?

Accepted Answer

A) 1 
B) 3 
C) 5 
D) 7 
E) 9 
A) 1 
B) 3 
C) 5 
D) 7 
E) 9

Question 12

Which of the following is/are the major flaw(s)of the Bohr model of the hydrogen atom?
i.Hydrogen is the only atom that fits the model
ii.Circular orbits violate the Law of Conservation of Energy
iii.It explains atomic line spectra in terms of electron energies
iv.It introduced the idea of quantized electron energy levels in an atom

Accepted Answer

A) ii only 
B) i and ii 
C) i and iii 
D) iii and iv 
E) i, ii, and iii 
A) ii only 
B) i and ii 
C) i and iii 
D) iii and iv 
E) i, ii, and iii

Question 13

The maximum number of electrons that can be held in the 5p sublevel is:

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Question 14

In the third principal energy level,what is the order of energies of the sublevels,from lowest to highest?

Accepted Answer

A) 1s < 2s < 3s 
B) 3d < 3p < 3s 
C) 3p < 3s < 3d 
D) 3p < 3d < 3s 
E) 3s < 3p < 3d 
A) 1s < 2s < 3s 
B) 3d < 3p < 3s 
C) 3p < 3s < 3d 
D) 3p < 3d < 3s 
E) 3s < 3p < 3d

Question 15

Consider the following periodic table.   Which section represents elements whose electron configuration for the highest occupied energy level is ns2np5?

Accepted Answer

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

Question 16

Which of the following is the correct Lewis symbol for the given element?

Accepted Answer

A) K : 
B) Kr : 
C) B : 
D) Be : 
E) O : 
A) K : 
B) Kr : 
C) B : 
D) Be : 
E) O :

Question 17

Which of the following statements is/are correct?
i.Visible light is a very small part of the entire electromagnetic spectrum.
ii.Low frequency electromagnetic radiation has a short wavelength
iii.Electromagnetic radiation travels at a finite speed

Accepted Answer

A) i only 
B) ii only 
C) iii only 
D) i and ii 
E) i and iii 
A) i only 
B) ii only 
C) iii only 
D) i and ii 
E) i and iii

Question 18

What is the ground state electron configuration of potassium?

Accepted Answer

A) [Ar] 3d1 
B) 1s22s22p63s23p63d1 
C) [Ar] 4s1 
D) 1s22s22p62d103s1 
E) None of the above is correct 
A) [Ar] 3d1 
B) 1s22s22p63s23p63d1 
C) [Ar] 4s1 
D) 1s22s22p62d103s1 
E) None of the above is correct

Question 19

The maximum number of electrons that can be held in the 4f sublevel is:

Accepted Answer

A) 2 
B) 6 
C) 7 
D) 10 
E) 14 
A) 2 
B) 6 
C) 7 
D) 10 
E) 14

Question 20

Which of the following lists electron sublevels in order of increasing energy?

Accepted Answer

A) 4p < 4d < 5s < 5p < 6s 
B) 4p < 5s < 4d < 5p < 6s 
C) 6s < 5p < 5s < 4d < 4p 
D) 6s < 5p < 4d < 5s < 4p 
E) 4p = 4d < 5s = 5p < 6s 
A) 4p < 4d < 5s < 5p < 6s 
B) 4p < 5s < 4d < 5p < 6s 
C) 6s < 5p < 5s < 4d < 4p 
D) 6s < 5p < 4d < 5s < 4p 
E) 4p = 4d < 5s = 5p < 6s

Which of the following is the letter representation of the electron orbital below?

In a given energy level,which of the following types of orbitals will have the lowest energy?

Which of the following defines a correct relationship for electromagnetic radiation?

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

Which of the following statements is false?

Which general electron configuration is responsible for the family properties of noble gases?

Identify the best description of an s orbital:

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

List the atomic numbers of all atoms that are smaller than atoms of fluorine.

How many orbitals are in the 5d sublevel?

The maximum number of electrons that can be held in the 5p sublevel is:

In the third principal energy level,what is the order of energies of the sublevels,from lowest to highest?

Consider the following periodic table. Which section represents elements whose electron configuration for the highest occupied energy level is ns²np⁵?

Which of the following is the correct Lewis symbol for the given element?

Which of the following statements is/are correct? i.Visible light is a very small part of the entire electromagnetic spectrum. ii.Low frequency electromagnetic radiation has a short wavelength iii.Electromagnetic radiation travels at a finite speed

What is the ground state electron configuration of potassium?

The maximum number of electrons that can be held in the 4f sublevel is:

Which of the following lists electron sublevels in order of increasing energy?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Chemical Bonding

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Exam 11: Atomic Theory: The Quantum Model of the Atom

Which of the following is the letter representation of the electron orbital below?

In a given energy level,which of the following types of orbitals will have the lowest energy?

Which of the following defines a correct relationship for electromagnetic radiation?

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

Which of the following statements is false?

Which general electron configuration is responsible for the family properties of noble gases?

Identify the best description of an s orbital:

Which of the following elements has the Lewis symbol below,where Sy represents the elemental symbol?

List the atomic numbers of all atoms that are smaller than atoms of fluorine.

How many orbitals are in the 5d sublevel?

The maximum number of electrons that can be held in the 5p sublevel is:

In the third principal energy level,what is the order of energies of the sublevels,from lowest to highest?

Consider the following periodic table. Which section represents elements whose electron configuration for the highest occupied energy level is ns2np5?

Which of the following is the correct Lewis symbol for the given element?

Which of the following statements is/are correct? i.Visible light is a very small part of the entire electromagnetic spectrum. ii.Low frequency electromagnetic radiation has a short wavelength iii.Electromagnetic radiation travels at a finite speed

What is the ground state electron configuration of potassium?

The maximum number of electrons that can be held in the 4f sublevel is:

Which of the following lists electron sublevels in order of increasing energy?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Chemical Bonding

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Consider the following periodic table. Which section represents elements whose electron configuration for the highest occupied energy level is ns²np⁵?