Exam 41: Atomic Physics

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The magnitude of the orbital angular momentum L of an electron in a certain atom is equal to 3.464ħ.Which of the following angles could NOT be the angle between the orbital angular momentum vector of the electron and an arbitrary z-direction?

(Multiple Choice)

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Question 21

In the ground state,the quantum numbers (n,l,m_l,m_s)for hydrogen are,respectively

(Multiple Choice)

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Question 22

For each value of the principal quantum number n,what are the possible values of the electron spin quantum number m_s? (There may be more than one correct choice.)

(Multiple Choice)

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Question 23

The only VALID electron state and shell designation among the following is

(Multiple Choice)

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Question 24

An electron in a hydrogen atom has orbital quantum number l = 7.How many possible values of the magnetic quantum number m_l could it have?

(Multiple Choice)

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Question 25

What is the correct electronic configuration for ground state carbon,which has 6 electrons?

(Multiple Choice)

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Question 26

If the orbital quantum number is l = 4,which one of the following is a possible value for the principal quantum number n?

(Multiple Choice)

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Question 27

An electron in a hydrogen atom has principal quantum number n = 4.How many possible values of the orbital quantum number l could it have?

(Multiple Choice)

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Question 28

In a ruby laser,an electron jumps from a higher energy level to a lower one.If the energy difference between the two levels is 1.8 eV,what is the wavelength of the emitted photon? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J)

(Multiple Choice)

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Question 29

Consider the four quantum numbers of an electron in an atom,n,l,m_l,and m_s.The energy of an electron in an isolated atom depends on

(Multiple Choice)

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Question 30

How many photons per second emerge from a laser of power with wavelength (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s)

(Multiple Choice)

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Question 31

The magnitude of the orbital angular momentum L of an electron in a certain atom is equal to 3.464ħ.Which one of the following numbers could be the principal quantum number n of the electron?

(Multiple Choice)

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Question 32

Which of the following are characteristics of laser light? (There may be more than one correct choice.)

(Multiple Choice)

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Question 33

An atom has completely filled inner shells and a single valence electron in an excited p state.The filled inner shells have an orbital momentum equal to zero.A magnetic field is applied,defining the z-axis along the field.Which of the following sets of angles are possible angles between the magnetic field and the orbital angular momentum?

(Multiple Choice)

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Question 34

The only INVALID electron state and shell designation among the following is

(Multiple Choice)

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Question 35

What is the correct electronic configuration for the ground state sodium atom,which has 11 electrons?

(Multiple Choice)

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Question 36

What is the energy of an incident photon that is just enough to excite a hydrogen atom from its ground state to its n = 4 state?

(Multiple Choice)

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Question 37

The normalized wave function for a hydrogen atom in the 1s state is given by ψ(r)= e^-^r/α₀ where α₀is the Bohr radius,which is equal to 5.29 × 10^-11 m.What is the probability of finding the electron at a distance greater than 7.8 α₀ from the proton?

(Multiple Choice)

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Question 38

Showing 21 - 38 of 38

Exam 41: Atomic Physics

The magnitude of the orbital angular momentum L of an electron in a certain atom is equal to 3.464ħ.Which of the following angles could NOT be the angle between the orbital angular momentum vector of the electron and an arbitrary z-direction?

In the ground state,the quantum numbers (n,l,ml,ms)for hydrogen are,respectively

For each value of the principal quantum number n,what are the possible values of the electron spin quantum number ms? (There may be more than one correct choice.)

The only VALID electron state and shell designation among the following is

An electron in a hydrogen atom has orbital quantum number l = 7.How many possible values of the magnetic quantum number ml could it have?

What is the correct electronic configuration for ground state carbon,which has 6 electrons?

If the orbital quantum number is l = 4,which one of the following is a possible value for the principal quantum number n?

An electron in a hydrogen atom has principal quantum number n = 4.How many possible values of the orbital quantum number l could it have?

In a ruby laser,an electron jumps from a higher energy level to a lower one.If the energy difference between the two levels is 1.8 eV,what is the wavelength of the emitted photon? (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)

Consider the four quantum numbers of an electron in an atom,n,l,ml,and ms.The energy of an electron in an isolated atom depends on

How many photons per second emerge from a laser of power with wavelength (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s)

The magnitude of the orbital angular momentum L of an electron in a certain atom is equal to 3.464ħ.Which one of the following numbers could be the principal quantum number n of the electron?

Which of the following are characteristics of laser light? (There may be more than one correct choice.)

The only INVALID electron state and shell designation among the following is

What is the correct electronic configuration for the ground state sodium atom,which has 11 electrons?

What is the energy of an incident photon that is just enough to excite a hydrogen atom from its ground state to its n = 4 state?

The normalized wave function for a hydrogen atom in the 1s state is given by ψ(r)= e-r/α0 where α0 is the Bohr radius,which is equal to 5.29 × 10-11 m.What is the probability of finding the electron at a distance greater than 7.8 α0 from the proton?

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In the ground state,the quantum numbers (n,l,m_l,m_s)for hydrogen are,respectively

For each value of the principal quantum number n,what are the possible values of the electron spin quantum number m_s? (There may be more than one correct choice.)

An electron in a hydrogen atom has orbital quantum number l = 7.How many possible values of the magnetic quantum number m_l could it have?

In a ruby laser,an electron jumps from a higher energy level to a lower one.If the energy difference between the two levels is 1.8 eV,what is the wavelength of the emitted photon? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J)

Consider the four quantum numbers of an electron in an atom,n,l,m_l,and m_s.The energy of an electron in an isolated atom depends on

How many photons per second emerge from a laser of power with wavelength (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s)

The normalized wave function for a hydrogen atom in the 1s state is given by ψ(r)= e^-^r/α₀ where α₀is the Bohr radius,which is equal to 5.29 × 10^-11 m.What is the probability of finding the electron at a distance greater than 7.8 α₀ from the proton?