Question 1

Infrared radiation from the sun has a wavelength of 6200 nm.Calculate the energy of one photon of that radiation.

Accepted Answer

A)  4.l  ×	imes×  10-39 J
B)  4.l  ×	imes×  10-30 J
C)  3.2  ×	imes×  10-29 J
D)  3.2  ×	imes×  10-26 J
E)  between 10-20 and 10-19 J F) D) and E)
G) A) and B)

Question 2

The size of an atomic orbital is associated with

Accepted Answer

A)  the principal quantum number (n) .
B)  the angular momentum quantum number (l) .
C)  the magnetic quantum number (ml) .
D)  the spin quantum number (ms) .
E)  the angular momentum and magnetic quantum numbers,together.F) C) and E)
G) A) and D)

Question 3

Which scientist first proposed that particles of matter could have wave properties?

Accepted Answer

A)  Einstein
B)  Planck
C)  de Broglie
D)  Compton
E)  HeisenbergF) A) and B)
G) A) and C)

Question 4

If the energy of a photon is 1.32  ×	imes×  10-18 J,what is its wavelength in nm?

Accepted Answer

A)  1.50  ×	imes×  10-7 nm
B)  150.nm
C)  1.99  ×	imes×  1015 nm
D)  1.99  ×	imes×  1024 nm
E)  None of these choices is correct. F) A) and E)
G) C) and E)

Question 5

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

Accepted Answer

A) True 
 B)False

Question 6

In the quantum mechanical treatment of the hydrogen atom,the probability of finding an electron at any point is proportional to the wave function $\varPsi$ .

Accepted Answer

A) True 
 B)False

Question 7

According to the Rydberg equation,the longest wavelength (in nm) in the series of H-atom lines with
N1 = 3 is

Accepted Answer

A)  1875 nm
B)  1458 nm
C)  820 nm
D)  656 nm
E)  365 nmF) B) and D)
G) A) and C)

Question 8

Interference of light waves

Accepted Answer

A)  separates light into its component colors.
B)  creates a pattern of light and dark regions.
C)  focuses a broad beam of light into a point.
D)  bends light as it passes the edge of an object.
E)  creates a laser beam.F) A) and C)
G) A) and E)

Question 9

The Rydberg equation,giving the wavelengths of lines in the spectrum of the hydrogen atom,was obtained by assuming that energy is quantized.

Accepted Answer

A) True 
 B)False

Question 10

a.What is the frequency of microwave radiation which has a wavelength of 10.7 cm?
b.What is the energy of one photon of this radiation?

Accepted Answer

a.2.80

10⁹

Question 11

An infrared wave has a wavelength of 6.5  ×	imes×  10-4 cm.What is this distance in angstroms,Å?

Accepted Answer

A)  6.5  ×	imes×  10-4 Å
B)  2.2  ×	imes×  10-4 Å
C)  4.6  ×	imes×  103 Å
D)  6.5  ×	imes×  104 Å
E)  6.5  ×	imes×  106 Å F) D) and E)
G) B) and C)

Question 12

The FM station KDUL broadcasts music at 99.1 MHz.Find the wavelength of these waves.

Accepted Answer

A)  1.88  ×	imes×  10-2 m
B)  0.330 m
C)  3.03 m
D)  5.33  ×	imes×  102 m
E)  > 103 m F) A) and E)
G) B) and C)

Exam 7: Quantum Theory and Atomic Structure

Infrared radiation from the sun has a wavelength of 6200 nm.Calculate the energy of one photon of that radiation.

Correct Answer
verified

If the energy of a photon is 1.32 $\times$ 10^-18 J,what is its wavelength in nm?

Correct Answer
verified

Which scientist first proposed that particles of matter could have wave properties?

Correct Answer
verified

The FM station KDUL broadcasts music at 99.1 MHz.Find the wavelength of these waves.

Correct Answer
verified

According to the Rydberg equation,the longest wavelength (in nm) in the series of H-atom lines with N₁ = 3 is

Correct Answer
verified

Interference of light waves

Correct Answer
verified

In the quantum mechanical treatment of the hydrogen atom,the probability of finding an electron at any point is proportional to the wave function $\varPsi$ .

Correct Answer
verified

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

Correct Answer
verified

The size of an atomic orbital is associated with

Correct Answer
verified

An infrared wave has a wavelength of 6.5 $\times$ 10^-4 cm.What is this distance in angstroms,Å?

Correct Answer
verified

a.What is the frequency of microwave radiation which has a wavelength of 10.7 cm? b.What is the energy of one photon of this radiation?

Correct Answer
verified
a.2.80 10^{9View Answer}

The Rydberg equation,giving the wavelengths of lines in the spectrum of the hydrogen atom,was obtained by assuming that energy is quantized.

Correct Answer
verified

Exam 7: Quantum Theory and Atomic Structure

Infrared radiation from the sun has a wavelength of 6200 nm.Calculate the energy of one photon of that radiation.

Correct AnswerverifiedShow Answer

If the energy of a photon is 1.32 ×\times× 10-18 J,what is its wavelength in nm?

Correct AnswerverifiedShow Answer

Which scientist first proposed that particles of matter could have wave properties?

Correct AnswerverifiedShow Answer

The FM station KDUL broadcasts music at 99.1 MHz.Find the wavelength of these waves.

Correct AnswerverifiedShow Answer

According to the Rydberg equation,the longest wavelength (in nm) in the series of H-atom lines with N1 = 3 is

Correct AnswerverifiedShow Answer

Interference of light waves

Correct AnswerverifiedShow Answer

In the quantum mechanical treatment of the hydrogen atom,the probability of finding an electron at any point is proportional to the wave function Ψ\varPsiΨ .

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The size of an atomic orbital is associated with

Correct AnswerverifiedShow Answer

An infrared wave has a wavelength of 6.5 ×\times× 10-4 cm.What is this distance in angstroms,Å?

Correct AnswerverifiedShow Answer

a.What is the frequency of microwave radiation which has a wavelength of 10.7 cm? b.What is the energy of one photon of this radiation?

Correct Answerverifieda.2.80 109View AnswerShow Answer

The Rydberg equation,giving the wavelengths of lines in the spectrum of the hydrogen atom,was obtained by assuming that energy is quantized.

Correct AnswerverifiedShow Answer

Correct Answer
verified

If the energy of a photon is 1.32 $\times$ 10^-18 J,what is its wavelength in nm?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

According to the Rydberg equation,the longest wavelength (in nm) in the series of H-atom lines with N₁ = 3 is

Correct Answer
verified

Correct Answer
verified

In the quantum mechanical treatment of the hydrogen atom,the probability of finding an electron at any point is proportional to the wave function $\varPsi$ .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

An infrared wave has a wavelength of 6.5 $\times$ 10^-4 cm.What is this distance in angstroms,Å?

Correct Answer
verified

Correct Answer
verified
a.2.80 10^{9View Answer}

Correct Answer
verified