Question 1

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 2

________ is the quantum number which describes the size of an orbital.

Accepted Answer

The princi

Question 3

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 4

The energy of a photon is directly proportional to the wavelength of the radiation.

Accepted Answer

A) True 
 B)False

Question 5

What is defined as the number of waves that pass through a particular point in one second?

Accepted Answer

A)  light 
B)  amplitude 
C)  magnitude 
D)  wavelength 
E)  frequency 
A)  light 
B)  amplitude 
C)  magnitude 
D)  wavelength 
E)  frequency

Question 6

Atomic orbitals developed using quantum mechanics

Accepted Answer

A)  describe regions of space in which one is most likely to find an electron. 
B)  describe exact paths for electron motion. 
C)  give a description of the atomic structure which is essentially the same as the Bohr model. 
D)  allow scientists to calculate an exact volume for the hydrogen atom. 
E)  are in conflict with the Heisenberg uncertainty principle. 
A)  describe regions of space in which one is most likely to find an electron. 
B)  describe exact paths for electron motion. 
C)  give a description of the atomic structure which is essentially the same as the Bohr model. 
D)  allow scientists to calculate an exact volume for the hydrogen atom. 
E)  are in conflict with the Heisenberg uncertainty principle.

Question 7

The magnetic quantum number designates the shape of the atomic orbital.

Accepted Answer

A) True 
 B)False

Question 8

Electrons in an orbital with l = 3 are in a/an

Accepted Answer

A)  d orbital. 
B)  f orbital. 
C)  g orbital. 
D)  p orbital. 
E)  s orbital. 
A)  d orbital. 
B)  f orbital. 
C)  g orbital. 
D)  p orbital. 
E)  s orbital.

Question 9

Which one of the following sets of quantum numbers is not possible?

Accepted Answer

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

Question 10

If one electron is added to the outer shell of chlorine, to which element would the configuration be similar?

Accepted Answer

The answer of If one electron is added to the...

Question 11

An atom in its ground state contains 33 electrons. How many of these electrons are in p orbitals?

Accepted Answer

A)  15 
B)  12 
C)  3 
D)  33 
E)  None of these choices. 
A)  15 
B)  12 
C)  3 
D)  33 
E)  None of these choices.

Question 12

The orbital diagram for a ground-state oxygen atom is

Accepted Answer

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

Question 13

When n = 1 then l = ________.

Accepted Answer

The answer of When n = 1 then l =...

Question 14

What is the difference in the electron configuration between carbon-14 and carbon-12?

Accepted Answer

There is no differen

Question 15

Calculate the frequency of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level. Recall that for hydrogen En = -2.18 × 10-18 J(1/n2 ). (h = 6.63 × 10-34 J • s)

Accepted Answer

A)  3.08 × 1015 s-1 
B)  1.03 × 108 s-1 
C)  2.06 × 1014 s-1 
D)  1.35 × 10-51 s-1 
E)  8.22 × 1014 s-1 
A)  3.08 × 1015 s-1 
B)  1.03 × 108 s-1 
C)  2.06 × 1014 s-1 
D)  1.35 × 10-51 s-1 
E)  8.22 × 1014 s-1

Question 16

The orbital diagram for a ground-state carbon atom is

Accepted Answer

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

Question 17

What is defined as the vertical distance from the midline of a wave to the top of the peak or the bottom of the trough?

Accepted Answer

A)  light 
B)  amplitude 
C)  magnitude 
D)  wavelength 
E)  frequency 
A)  light 
B)  amplitude 
C)  magnitude 
D)  wavelength 
E)  frequency

Question 18

According to the Aufbau principle, the most stable arrangement of electrons places them in degenerate orbitals with the same spin.

Accepted Answer

A) True 
 B)False

Question 19

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 20

________ is the number of orbitals in the p subshell.

Accepted Answer

The answer of ________ is the number of orbitals in...

Exam 6: Quantum Theory and the Electronic Structure of Atoms

What is the emission of light at only specific wavelengths?

________ is the quantum number which describes the size of an orbital.

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

The energy of a photon is directly proportional to the wavelength of the radiation.

What is defined as the number of waves that pass through a particular point in one second?

Atomic orbitals developed using quantum mechanics

The magnetic quantum number designates the shape of the atomic orbital.

Electrons in an orbital with l = 3 are in a/an

Which one of the following sets of quantum numbers is not possible?

If one electron is added to the outer shell of chlorine, to which element would the configuration be similar?

An atom in its ground state contains 33 electrons. How many of these electrons are in p orbitals?

The orbital diagram for a ground-state oxygen atom is

When n = 1 then l = ________.

What is the difference in the electron configuration between carbon-14 and carbon-12?

Calculate the frequency of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level. Recall that for hydrogen En = -2.18 × 10-18 J(1/n2 ). (h = 6.63 × 10-34 J • s)

The orbital diagram for a ground-state carbon atom is

What is defined as the vertical distance from the midline of a wave to the top of the peak or the bottom of the trough?

According to the Aufbau principle, the most stable arrangement of electrons places them in degenerate orbitals with the same spin.

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?

________ is the number of orbitals in the p subshell.

Chemistry: the Central Science

Atoms, Molecules, and Ions

Stoichiometry: Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Electron Configuration and the Periodic Table

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy, Free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Coordination Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Organic Chemistry

Filters

Calculate the frequency of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level. Recall that for hydrogen E_n = -2.18 × 10^-18 J(1/n² ). (h = 6.63 × 10^-34 J • s)