Question 1

The energy level diagram for hydrogen 
-The smallest energy of an absorbed photon that will raise a hydrogen atom from its ground state to its first excited state is __________.

Accepted Answer

The answer of The energy level diagram for hydrogen 
-The...

Question 2

An atom is said to have been ________ when it absorbs a photon with sufficient energy to free an electron.

Accepted Answer

The answer of An atom is said to have been...

Question 3

A hot luminous solid emits a ______________ spectrum,while a hot luminous gas produces a ______ spectrum.

Accepted Answer

The answer of A hot luminous solid emits a ______________...

Question 4

​Match each item with the correct statement below.
-the lowest energy level in an atom
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

The lowest energy level in an atom is called the ground state.

Answer: D
 Energy is a property of matter and is closely related to the electronic structure of atoms and molecules.

Answer: C
 An emission spectrum is a set of colors or wavelengths of light given off by an atom or molecule.

Answer: H
 The photoelectric effect is the phenomenon in which electrons are ejected from a surface when light is shined upon it.

Answer: I
 A photon is a particle of light.

Answer: K
 Photon emission occurs when an excited atom or molecule returns to a lower energy state by emitting a photon.

Answer: L
 The uncertainty principle is a concept in quantum mechanics that states that it is impossible to precisely measure certain pairs of physical properties, such as position and momentum, simultaneously.

Answer: M
 The wave function is a mathematical function that describes the probability of finding an electron in a particular region of space.

Question 5

In the Bohr model of the atom,a photon may be _________ when an electron jumps from a large,high energy orbit to a smaller,low energy orbit.

Accepted Answer

The answer of In the Bohr model of the atom,a...

Question 6

​Match each item with the correct statement below.
-light causing electrons to be released from the surface of a metal
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

The photoelectric effect is the phenomenon of light causing electrons to be released from the surface of a metal.

Answer: I
 A photon is a particle of light.

Answer: K
 Photon emission is a process in which a photon is emitted by an atom or molecule.

Answer: L
 The uncertainty principle is a fundamental principle of quantum mechanics that states that certain pairs of physical properties, such as position and momentum, cannot both be measured with complete precision at the same time.

Answer: M
 The wave function is a mathematical function that describes the behavior of a particle in quantum mechanics.

Note: The other options also relate to various concepts in quantum mechanics, but they do not match the statement given in the question.

Question 7

​Match each item with the correct statement below.
-tells us that particles can't be precisely localized
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

The uncertainty principle tells us that particles can't be precisely localized.

Question 8

A photon emitted by an excited atom has an energy of 5 eV.What is its frequency?

Accepted Answer

The answer of A photon emitted by an excited atom...

Question 9

Ionization is a process whereby an atom acquires enough energy so that one or more of its electrons __________ from the nucleus.

Accepted Answer

The answer of Ionization is a process whereby an atom...

Question 10

What is the de Broglie wavelength of an electron traveling 100 m/s?

Accepted Answer

The answer of What is the de Broglie wavelength of...

Question 11

​Match each item with the correct statement below.
-causes an electron to make a transition to a higher energy level
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

Photon absorption causes an electron to make a transition to a higher energy level.

Answer: K
 Photon emission causes an electron to transition to a lower energy level.

Answer: C
 Emission spectrum is created when excited atoms return to lower energy levels, releasing energy in the form of photons.

Answer: D
 Energy is the ability to do work and is transferred during chemical reactions and physical processes such as radiation.

Answer: E
 The ground state is the lowest energy level an electron can occupy in an atom.

Answer: H
 The photoelectric effect is the emission of electrons from a metal surface when light shines on it, demonstrating the particle nature of light.

Answer: I
 Photons are particles of electromagnetic radiation that travel in waves and can be absorbed or emitted by atoms.

Answer: L
 The uncertainty principle states that it is impossible to determine both the position and momentum of an electron simultaneously with precision.

Answer: M
 The wave function describes the probability of finding an electron in a given location around an atom.

The remaining choices do not correspond to the given statement.

Question 12

An electron absorbing an ultraviolet photon will be ejected with a _________ energy than an electron absorbing a violet photon.

Accepted Answer

The answer of An electron absorbing an ultraviolet photon will...

Question 13

​Match each item with the correct statement below.
-one way for an excited atom to lose energy
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

Photon emission is the process by which an excited atom loses energy.

Answer: C
 Emission spectrum is a way to observe the energy transitions of an excited atom as it releases energy in the form of light.

Answer: H
 The photoelectric effect is when electrons are ejected from a material when light shines on it, which is another way for an excited atom to lose energy.

Answer: G
 A laser is created by having excited atoms release energy in a controlled way, creating a beam of light.

Answer: J
 Photon absorption is the opposite of photon emission and is the process by which an atom gains energy.

Question 14

A hydrogen atom emits a photon as it makes a transition from the n = 4 state to the n = 3 state.The energies of these two states are -0.9 eV and -1.5 eV,respectively.
(a)What is the energy of the photon?
(b)What is its frequency?

Accepted Answer

The answer of A hydrogen atom emits a photon as...

Question 15

​Match each item with the correct statement below.
-a quantum of electromagnetic radiation
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

A quantum of electromagnetic radiation is called a photon.

Question 16

​Match each item with the correct statement below.
-in the Bohr model of the atom this is quantized
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

In the Bohr model of the atom, the angular momentum of an electron is quantized, meaning it can only take on certain discrete values.

Question 17

The energy of a photon is _________ proportional to its frequency and __________proportional to its wavelength.

Accepted Answer

The answer of The energy of a photon is _________...

Question 18

​Match each item with the correct statement below.
-light amplification by stimulated emission of radiation
A)​angular momentum
B)​de Broglie wavelength
C)​emission spectrum
D)​energy
E)​ground state
F)​hologram
G)​laser
H)​photoelectric effect
I)​photon
J)​photon absorption
K)​photon emission
L)​uncertainty principle
M)​wave function

Accepted Answer

The correct match for "light amplification by stimulated emission of radiation" is "laser," as this is the full form of the acronym "laser."

Question 19

According to the Pauli Exclusion Principle for n = 4,the occupation limit of electrons is:

Accepted Answer

The answer of According to the Pauli Exclusion Principle for...

Question 20

Find the energy of a photon whose frequency is 5 × 10¹² Hz.

Accepted Answer

The answer of Find the energy of a photon whose...

Quiz 10: Atomic Physics

The energy level diagram for hydrogen -The smallest energy of an absorbed photon that will raise a hydrogen atom from its ground state to its first excited state is __________.

An atom is said to have been ________ when it absorbs a photon with sufficient energy to free an electron.

A hot luminous solid emits a ________ spectrum,while a hot luminous gas produces a spectrum.

Match each item with the correct statement below. -the lowest energy level in an atom

In the Bohr model of the atom,a photon may be _________ when an electron jumps from a large,high energy orbit to a smaller,low energy orbit.

Match each item with the correct statement below. -light causing electrons to be released from the surface of a metal

Match each item with the correct statement below. -tells us that particles can't be precisely localized

A photon emitted by an excited atom has an energy of 5 eV.What is its frequency?

Ionization is a process whereby an atom acquires enough energy so that one or more of its electrons __________ from the nucleus.

What is the de Broglie wavelength of an electron traveling 100 m/s?

Match each item with the correct statement below. -causes an electron to make a transition to a higher energy level

An electron absorbing an ultraviolet photon will be ejected with a _________ energy than an electron absorbing a violet photon.

Match each item with the correct statement below. -one way for an excited atom to lose energy

A hydrogen atom emits a photon as it makes a transition from the n = 4 state to the n = 3 state.The energies of these two states are -0.9 eV and -1.5 eV,respectively. (a)What is the energy of the photon? (b)What is its frequency?

Match each item with the correct statement below. -a quantum of electromagnetic radiation

Match each item with the correct statement below. -in the Bohr model of the atom this is quantized

The energy of a photon is _ proportional to its frequency and __proportional to its wavelength.

Match each item with the correct statement below. -light amplification by stimulated emission of radiation

According to the Pauli Exclusion Principle for n = 4,the occupation limit of electrons is:

Find the energy of a photon whose frequency is 5 × 10¹² Hz.

Quiz 10: Atomic Physics

The energy level diagram for hydrogen -The smallest energy of an absorbed photon that will raise a hydrogen atom from its ground state to its first excited state is __________.

An atom is said to have been ________ when it absorbs a photon with sufficient energy to free an electron.

A hot luminous solid emits a ______________ spectrum,while a hot luminous gas produces a ______ spectrum.

​Match each item with the correct statement below. -the lowest energy level in an atom

In the Bohr model of the atom,a photon may be _________ when an electron jumps from a large,high energy orbit to a smaller,low energy orbit.

​Match each item with the correct statement below. -light causing electrons to be released from the surface of a metal

​Match each item with the correct statement below. -tells us that particles can't be precisely localized

A photon emitted by an excited atom has an energy of 5 eV.What is its frequency?

Ionization is a process whereby an atom acquires enough energy so that one or more of its electrons __________ from the nucleus.

What is the de Broglie wavelength of an electron traveling 100 m/s?

​Match each item with the correct statement below. -causes an electron to make a transition to a higher energy level

An electron absorbing an ultraviolet photon will be ejected with a _________ energy than an electron absorbing a violet photon.

​Match each item with the correct statement below. -one way for an excited atom to lose energy

A hydrogen atom emits a photon as it makes a transition from the n = 4 state to the n = 3 state.The energies of these two states are -0.9 eV and -1.5 eV,respectively. (a)What is the energy of the photon? (b)What is its frequency?

​Match each item with the correct statement below. -a quantum of electromagnetic radiation

​Match each item with the correct statement below. -in the Bohr model of the atom this is quantized

The energy of a photon is _________ proportional to its frequency and __________proportional to its wavelength.

​Match each item with the correct statement below. -light amplification by stimulated emission of radiation

According to the Pauli Exclusion Principle for n = 4,the occupation limit of electrons is:

Find the energy of a photon whose frequency is 5 × 1012 Hz.

A hot luminous solid emits a ________ spectrum,while a hot luminous gas produces a spectrum.

Match each item with the correct statement below. -the lowest energy level in an atom

Match each item with the correct statement below. -light causing electrons to be released from the surface of a metal

Match each item with the correct statement below. -tells us that particles can't be precisely localized

Match each item with the correct statement below. -causes an electron to make a transition to a higher energy level

Match each item with the correct statement below. -one way for an excited atom to lose energy

Match each item with the correct statement below. -a quantum of electromagnetic radiation

Match each item with the correct statement below. -in the Bohr model of the atom this is quantized

The energy of a photon is _ proportional to its frequency and __proportional to its wavelength.

Match each item with the correct statement below. -light amplification by stimulated emission of radiation

Find the energy of a photon whose frequency is 5 × 10¹² Hz.