Question 1

What is the shortest wavelength of the Lyman series?

Accepted Answer

A) 91.16 nm 
B) 45.60 nm 
C) 121.5 nm 
D) 204.1 nm 
E) 365 nm 
A) 91.16 nm 
B) 45.60 nm 
C) 121.5 nm 
D) 204.1 nm 
E) 365 nm

Question 2

What is the longest wavelength in the Lyman Series?

Accepted Answer

A) 45.60 nm 
B) 91.20 nm 
C) 121.5 nm 
D) 240.1 nm 
E) 365 nm 
A) 45.60 nm 
B) 91.20 nm 
C) 121.5 nm 
D) 240.1 nm 
E) 365 nm

Question 3

What value of n corresponds to a wavelength of 922.7 nm in the Paschen series?

Accepted Answer

A) 3 
B) 5 
C) 7 
D) 9 
E) 15 
A) 3 
B) 5 
C) 7 
D) 9 
E) 15

Question 4

What is the wavelength in the Balmer series for n = 15?

Accepted Answer

A) 277.1 nm 
B) 371.1 nm 
C) 188.6 nm 
D) 656 nm 
E) 754.2 nm 
A) 277.1 nm 
B) 371.1 nm 
C) 188.6 nm 
D) 656 nm 
E) 754.2 nm

Question 5

Given that the speed of an electron in the ground state of hydrogen is 2190 km/s,what is the speed of an electron in the n = 4 orbit of hydrogen?

Accepted Answer

A) 547 km/s 
B) 31,000 km/s 
C) 139 km/s 
D) 178 km/s 
E) 2180 km/s 
A) 547 km/s 
B) 31,000 km/s 
C) 139 km/s 
D) 178 km/s 
E) 2180 km/s

Question 6

What is the correct ground state electron configuration of boron,which has 5 electrons?

Accepted Answer

A) 1s2 2s2 2p 
B) 1s2 2s2 2p3 
C) 1s2 1p2 2s 
D) 1s2 2p2 3s 
E) 1s2 2p3 
A) 1s2 2s2 2p 
B) 1s2 2s2 2p3 
C) 1s2 1p2 2s 
D) 1s2 2p2 3s 
E) 1s2 2p3

Question 7

A hydrogen atom is in the 6h state.Which one of the following is not a magnetic quantum number for that state?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 4 
E) 6 
A) 0 
B) 1 
C) 2 
D) 4 
E) 6

Question 8

What is the wavelength of the photon emitted when an electron in a hydrogen atom which is in the initial state n = 4 jumps to the final state n = 2? (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)

Accepted Answer

A) 243 nm 
B) 486 nm 
C) 556 nm 
D) 312 nm 
E) 609 nm 
A) 243 nm 
B) 486 nm 
C) 556 nm 
D) 312 nm 
E) 609 nm

Question 9

How many possible sets of electron states (or quantum numbers)are there in the 5f subshell?

Accepted Answer

A) 2 
B) 8 
C) 10 
D) 14 
A) 2 
B) 8 
C) 10 
D) 14

Question 10

Consider ground-state helium having two electrons in orbit.If one of the electrons has quantum numbers (n,ℓl,m1,ms)of 1,0,0,-1/2 respectively,the quantum numbers for the other electron will be

Accepted Answer

A) 1,1,0,-1/2. 
B) 1,0,0,+1/2. 
C) 1,1,1,+1/2. 
D) none of the given answers. 
A) 1,1,0,-1/2. 
B) 1,0,0,+1/2. 
C) 1,1,1,+1/2. 
D) none of the given answers.

Question 11

A hydrogen atom is excited to the n = 9 level.Its decay to the n = 6 level detected in a photographic plate.What is the frequency of the light photographed? (1 eV = 1.60 × 10-19 J,h = 6.626 × 10-34 J ∙ s)

Accepted Answer

A) 5.08 × 1013 Hz 
B) 5,910 Hz 
C) 5,910 nm 
D) 3.28 × 10-9 km 
A) 5.08 × 1013 Hz 
B) 5,910 Hz 
C) 5,910 nm 
D) 3.28 × 10-9 km

Question 12

What is the energy required to remove the electron from a hydrogen atom in the n = 11 state?

Accepted Answer

A) 0.112 eV 
B) 1.24 eV 
C) 13.5 eV 
D) 12.4 eV 
E) 0.141 eV 
A) 0.112 eV 
B) 1.24 eV 
C) 13.5 eV 
D) 12.4 eV 
E) 0.141 eV

Question 13

Neon has 10 electrons.What is the value of Z of the next higher element that has chemical properties very similar to those of neon?

Accepted Answer

A) 11 
B) 17 
C) 18 
D) 19 
E) 36 
A) 11 
B) 17 
C) 18 
D) 19 
E) 36

Question 14

If light excites atomic hydrogen from its lowest energy level to the n = 12 level,what is the energy of the photons of this light?

Accepted Answer

A) 13.5 eV 
B) 32.2 eV 
C) 13.6 eV 
D) 0.0944 eV 
E) 1.13 eV 
A) 13.5 eV 
B) 32.2 eV 
C) 13.6 eV 
D) 0.0944 eV 
E) 1.13 eV

Question 15

For the ground state of the hydrogen atom,which of the following numbers represents the correct value of the magnetic quantum number?

Accepted Answer

A) -1 
B) 0 
C) 1 
D) 2 
E) -2 
A) -1 
B) 0 
C) 1 
D) 2 
E) -2

Question 16

What is the maximum number of electrons that can occupy the g subshell?

Accepted Answer

A) 10 
B) 14 
C) 18 
D) 22 
A) 10 
B) 14 
C) 18 
D) 22

Question 17

In a hydrogen atom,the electron makes a transition from the n = 8 to the n = 3 state.The wavelength of the emitted photon is closest to which one of the following values? (c = 3.00 × 108 m/s,1 eV = 1.60 × 10-19 J,h = 6.626 × 10-34 J ∙ s)

Accepted Answer

A) 9.57 × 10-7 m 
B) 1.13 × 10-6 m 
C) 3.12 × 10-7 m 
D) 4.52 × 10-6 m 
E) 6.34 × 10-7 m 
A) 9.57 × 10-7 m 
B) 1.13 × 10-6 m 
C) 3.12 × 10-7 m 
D) 4.52 × 10-6 m 
E) 6.34 × 10-7 m

Question 18

The orbital angular momentum quantum number can take which of the following values for any given value of the principal quantum number,n?

Accepted Answer

A) ℓ = 0,1,2,... 
B) ℓ = 0,1,2,... ,n 
C) ℓ = 0,1,2,... ,(n - 1) 
D) ℓ = 1,2,3,4,... 
E) ℓ = 1,2,3,4,... ,(n + 1) 
A) ℓ = 0,1,2,... 
B) ℓ = 0,1,2,... ,n 
C) ℓ = 0,1,2,... ,(n - 1) 
D) ℓ = 1,2,3,4,... 
E) ℓ = 1,2,3,4,... ,(n + 1)

Question 19

What is the wavelength of the emitted photon if an electron in the hydrogen atom makes a transition from the n = 7 state to the n = 2 state? (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)

Accepted Answer

A) 199 nm 
B) 365 nm 
C) 4480 nm 
D) 398 nm 
E) 796 nm 
A) 199 nm 
B) 365 nm 
C) 4480 nm 
D) 398 nm 
E) 796 nm

Question 20

What is the longest wavelength in the Balmer series?

Accepted Answer

A) 240 nm 
B) 328 nm 
C) 365 nm 
D) 656 nm 
E) 820 nm 
A) 240 nm 
B) 328 nm 
C) 365 nm 
D) 656 nm 
E) 820 nm

Exam 31: Atomic Physics

What is the shortest wavelength of the Lyman series?

What is the longest wavelength in the Lyman Series?

What value of n corresponds to a wavelength of 922.7 nm in the Paschen series?

What is the wavelength in the Balmer series for n = 15?

Given that the speed of an electron in the ground state of hydrogen is 2190 km/s,what is the speed of an electron in the n = 4 orbit of hydrogen?

What is the correct ground state electron configuration of boron,which has 5 electrons?

A hydrogen atom is in the 6h state.Which one of the following is not a magnetic quantum number for that state?

What is the wavelength of the photon emitted when an electron in a hydrogen atom which is in the initial state n = 4 jumps to the final state n = 2? (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)

How many possible sets of electron states (or quantum numbers)are there in the 5f subshell?

Consider ground-state helium having two electrons in orbit.If one of the electrons has quantum numbers (n,ℓl,m1,ms)of 1,0,0,-1/2 respectively,the quantum numbers for the other electron will be

A hydrogen atom is excited to the n = 9 level.Its decay to the n = 6 level detected in a photographic plate.What is the frequency of the light photographed? (1 eV = 1.60 × 10-19 J,h = 6.626 × 10-34 J ∙ s)

What is the energy required to remove the electron from a hydrogen atom in the n = 11 state?

Neon has 10 electrons.What is the value of Z of the next higher element that has chemical properties very similar to those of neon?

If light excites atomic hydrogen from its lowest energy level to the n = 12 level,what is the energy of the photons of this light?

For the ground state of the hydrogen atom,which of the following numbers represents the correct value of the magnetic quantum number?

What is the maximum number of electrons that can occupy the g subshell?

In a hydrogen atom,the electron makes a transition from the n = 8 to the n = 3 state.The wavelength of the emitted photon is closest to which one of the following values? (c = 3.00 × 108 m/s,1 eV = 1.60 × 10-19 J,h = 6.626 × 10-34 J ∙ s)

The orbital angular momentum quantum number can take which of the following values for any given value of the principal quantum number,n?

What is the wavelength of the emitted photon if an electron in the hydrogen atom makes a transition from the n = 7 state to the n = 2 state? (c = 3.00 × 108 m/s,h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)

What is the longest wavelength in the Balmer series?

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What is the wavelength of the photon emitted when an electron in a hydrogen atom which is in the initial state n = 4 jumps to the final state n = 2? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19J)

Consider ground-state helium having two electrons in orbit.If one of the electrons has quantum numbers (n,ℓl,m₁,m_s)of 1,0,0,-1/2 respectively,the quantum numbers for the other electron will be

A hydrogen atom is excited to the n = 9 level.Its decay to the n = 6 level detected in a photographic plate.What is the frequency of the light photographed? (1 eV = 1.60 × 10^-19J,h = 6.626 × 10^-34 J ∙ s)

In a hydrogen atom,the electron makes a transition from the n = 8 to the n = 3 state.The wavelength of the emitted photon is closest to which one of the following values? (c = 3.00 × 10⁸ m/s,1 eV = 1.60 × 10^-19J,h = 6.626 × 10^-34 J ∙ s)

What is the wavelength of the emitted photon if an electron in the hydrogen atom makes a transition from the n = 7 state to the n = 2 state? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19J)