Question 1

What is the correct electron configuration of copper?

Accepted Answer

A) 1s  2 2s  2 2p  6 3s  2 3p  6 3d  10 4s  1  
B) 1s22s22p63s13p64s23d9 
C) 1s  2 2s  2 2p  6 3s  2 3p  6 3d  10 4s  2  
D) 1s22s22p63s23p63d94s2 
A) 1s  2 2s  2 2p  6 3s  2 3p  6 3d  10 4s  1  
B) 1s22s22p63s13p64s23d9 
C) 1s  2 2s  2 2p  6 3s  2 3p  6 3d  10 4s  2  
D) 1s22s22p63s23p63d94s2 A

Question 2

In the context of quantum numbers, which is not a legitimate value for " m  l "?

Accepted Answer

A) − 1 
B) 0 
C) 1\2 
D) 1 
A) − 1 
B) 0 
C) 1\2 
D) 1 C

Question 3

As an electron moves closer to the nucleus, energy _____.

Accepted Answer

A) is absorbed 
B) is released 
C) remains unchanged 
D) is transformed into a proton 
A) is absorbed 
B) is released 
C) remains unchanged 
D) is transformed into a proton B

Question 4

Which of the following electron configurations best describes the 2p sub-orbitals of fluorine?

Accepted Answer

A) ↑↓ ↑↓ ↑↓ (the 2p electrons) 
B) ↑↓ ↑ ↑↓ (the 2p electrons) 
C) ↑↓ ↑↓ ↑ (the 2p electrons) 
D) ↑ ↑ ↑ (the 2p electrons) 
A) ↑↓ ↑↓ ↑↓ (the 2p electrons) 
B) ↑↓ ↑ ↑↓ (the 2p electrons) 
C) ↑↓ ↑↓ ↑ (the 2p electrons) 
D) ↑ ↑ ↑ (the 2p electrons)

Question 5

Einstein proposed that light could be described as a collection of packets of energy, referred to as  _____.

Accepted Answer

A) photons 
B) protons 
C) electrons 
D) nucleons 
A) photons 
B) protons 
C) electrons 
D) nucleons

Question 6

Laser light is _____, which means that all of its waves are perfectly in phase and go through maxima and minima together .

Accepted Answer

The answer of Laser light is _____, which means that...

Question 7

Suppose the first two quantum numbers assigned to an atom are n = 4 and l = 2. What are the possible m  l quantum numbers ?

Accepted Answer

A) 0 only 
B) − 2, − 1, 0, +1, +2 
C) − 3, − 2, − 1, 0, +1,+2, +3 
D) − 1, − 1\2, 0, +1\2, +1 
A) 0 only 
B) − 2, − 1, 0, +1, +2 
C) − 3, − 2, − 1, 0, +1,+2, +3 
D) − 1, − 1\2, 0, +1\2, +1

Question 8

In quantum mechanics, an " l "  value of 0 corresponds to a letter designation of _____.

Accepted Answer

A) s 
B) p 
C) d 
D) f 
A) s 
B) p 
C) d 
D) f

Question 9

A museum holds a painting by Renoir and wishes to learn more about the trace composition of the pigments used in the priceless artwork. XRF is superior to AAS for this project because:

Accepted Answer

A) XRF is a non-destructive technique. 
B) XRF is capable of measuring multiple elements simultaneously. 
C) AAS is only used for molecular analysis. 
D) both a and b. 
A) XRF is a non-destructive technique. 
B) XRF is capable of measuring multiple elements simultaneously. 
C) AAS is only used for molecular analysis. 
D) both a and b.

Question 10

_____ suggested that electrons occupy stable orbits from which they cannot deviate without first absorbing or emitting energy in the form of light .

Accepted Answer

A) Albert Einstein 
B) Julius Saulk 
C) Niels Bohr 
D) Edward Teller 
A) Albert Einstein 
B) Julius Saulk 
C) Niels Bohr 
D) Edward Teller

Question 11

In the context of quantum numbers of an atom, if the value of " l " is 1, how many orbitals are present in the atom ?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 12

In the context of quantum numbers associated with atomic orbitals, the principal quantum number ( n )defines the _____.

Accepted Answer

A) shape of its orbits 
B) shell in which a particular orbital is found 
C) orientation of the atom 
D) electron spin 
A) shape of its orbits 
B) shell in which a particular orbital is found 
C) orientation of the atom 
D) electron spin

Question 13

If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10  − 19 J)to n = 3 (E = 8.62 x 10  − 19 J), what is the wavelength of the photon absorbed ?

Accepted Answer

A) 4.47 x 10  − 7 m 
B) 4.45 x 10  − 19 m 
C) 4.47 x 10  − 14 m 
D) 4.45 x 10  − 12 m 
A) 4.47 x 10  − 7 m 
B) 4.45 x 10  − 19 m 
C) 4.47 x 10  − 14 m 
D) 4.45 x 10  − 12 m

Question 14

In the context of quantum numbers, which is not a legitimate value for " n "?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
A) 0 
B) 1 
C) 2 
D) 3

Question 15

Unlike x-ray fluorescence, a tomic absorption spectroscopy requires sample digestion .

Accepted Answer

A) True 
 B)False

Question 16

What is the correct electron configuration of boron?

Accepted Answer

A) 1s22s22p3 
B) 1s22s22p1 
C) 1s22s12p2 
D) 1s12s32p3 
A) 1s22s22p3 
B) 1s22s22p1 
C) 1s22s12p2 
D) 1s12s32p3

Question 17

The _____ of a wave refers to the size or height of the wave.

Accepted Answer

The answer of The _____ of a wave refers to...

Question 18

To better characterize an electron in a quantum mechanical model, Erwin Schrödinger introduced the equation H ψ = E ψ . In this equation, ψ represents a( n )_____.

Accepted Answer

A) neutron redux 
B) proton period 
C) electron mass 
D) wave function 
A) neutron redux 
B) proton period 
C) electron mass 
D) wave function

Question 19

In the context of quantum numbers, if n = 3, there are _____ orbitals to fill in that shell .

Accepted Answer

A) 2 
B) 4 
C) 9 
D) 18 
A) 2 
B) 4 
C) 9 
D) 18

Question 20

If the binding energy of an electron is 6.41 × 10  − 19 J, what wavelength of photon is required to liberate it from the atom? Planck's constant = 6.626 × 10  − 34 Js; c = 3.00 × 10  8 m\ s

Accepted Answer

A) 310 nm 
B) 641 nm 
C) 1.53 μ m 
D) 2.18 μ m 
A) 310 nm 
B) 641 nm 
C) 1.53 μ m 
D) 2.18 μ m

What is the correct electron configuration of copper?

In the context of quantum numbers, which is not a legitimate value for " m _l"?

As an electron moves closer to the nucleus, energy _____.

Which of the following electron configurations best describes the 2p sub-orbitals of fluorine?

Einstein proposed that light could be described as a collection of packets of energy, referred to as _____.

Laser light is _____, which means that all of its waves are perfectly in phase and go through maxima and minima together .

Suppose the first two quantum numbers assigned to an atom are n = 4 and l = 2. What are the possible m _lquantum numbers ?

In quantum mechanics, an " l " value of 0 corresponds to a letter designation of _____.

A museum holds a painting by Renoir and wishes to learn more about the trace composition of the pigments used in the priceless artwork. XRF is superior to AAS for this project because:

_____ suggested that electrons occupy stable orbits from which they cannot deviate without first absorbing or emitting energy in the form of light .

In the context of quantum numbers of an atom, if the value of " l " is 1, how many orbitals are present in the atom ?

In the context of quantum numbers associated with atomic orbitals, the principal quantum number ( n )defines the _____.

If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10 ^{− 19}J)to n = 3 (E = 8.62 x 10 ^{− 19}J), what is the wavelength of the photon absorbed ?

In the context of quantum numbers, which is not a legitimate value for " n "?

Unlike x-ray fluorescence, a tomic absorption spectroscopy requires sample digestion .

What is the correct electron configuration of boron?

The _____ of a wave refers to the size or height of the wave.

To better characterize an electron in a quantum mechanical model, Erwin Schrödinger introduced the equation H ψ = E ψ . In this equation, ψ represents a( n )_____.

In the context of quantum numbers, if n = 3, there are _____ orbitals to fill in that shell .

If the binding energy of an electron is 6.41 × 10 ^{− 19}J, what wavelength of photon is required to liberate it from the atom? Planck's constant = 6.626 × 10 ^{− 34}Js; c = 3.00 × 10 ⁸m\ s

Introduction to Chemistry

Atoms and Molecules

Molecules, Moles, Chemical Equations

Stoichiometry

Gases

Chemical Bonding and Molecular Structure

Molecules and Materials

Energy and Chemistry

Entropy and the Second Law of Thermodynamics

Chemical Kinetics

Chemical Equilibrium

Electrochemistry

Nuclear Chemistry Available Through Custom Publishing

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Exam 6: The Periodic Table and Atomic Structure

What is the correct electron configuration of copper?

In the context of quantum numbers, which is not a legitimate value for " m l "?

As an electron moves closer to the nucleus, energy _____.

Which of the following electron configurations best describes the 2p sub-orbitals of fluorine?

Einstein proposed that light could be described as a collection of packets of energy, referred to as _____.

Laser light is _____, which means that all of its waves are perfectly in phase and go through maxima and minima together .

Suppose the first two quantum numbers assigned to an atom are n = 4 and l = 2. What are the possible m l quantum numbers ?

In quantum mechanics, an " l " value of 0 corresponds to a letter designation of _____.

A museum holds a painting by Renoir and wishes to learn more about the trace composition of the pigments used in the priceless artwork. XRF is superior to AAS for this project because:

_____ suggested that electrons occupy stable orbits from which they cannot deviate without first absorbing or emitting energy in the form of light .

In the context of quantum numbers of an atom, if the value of " l " is 1, how many orbitals are present in the atom ?

In the context of quantum numbers associated with atomic orbitals, the principal quantum number ( n )defines the _____.

If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10 − 19 J)to n = 3 (E = 8.62 x 10 − 19 J), what is the wavelength of the photon absorbed ?

In the context of quantum numbers, which is not a legitimate value for " n "?

Unlike x-ray fluorescence, a tomic absorption spectroscopy requires sample digestion .

What is the correct electron configuration of boron?

The _____ of a wave refers to the size or height of the wave.

To better characterize an electron in a quantum mechanical model, Erwin Schrödinger introduced the equation H ψ = E ψ . In this equation, ψ represents a( n )_____.

In the context of quantum numbers, if n = 3, there are _____ orbitals to fill in that shell .

If the binding energy of an electron is 6.41 × 10 − 19 J, what wavelength of photon is required to liberate it from the atom? Planck's constant = 6.626 × 10 − 34 Js; c = 3.00 × 10 8 m\ s

Introduction to Chemistry

Atoms and Molecules

Molecules, Moles, Chemical Equations

Stoichiometry

Gases

Chemical Bonding and Molecular Structure

Molecules and Materials

Energy and Chemistry

Entropy and the Second Law of Thermodynamics

Chemical Kinetics

Chemical Equilibrium

Electrochemistry

Nuclear Chemistry Available Through Custom Publishing

Filters

In the context of quantum numbers, which is not a legitimate value for " m _l"?

Suppose the first two quantum numbers assigned to an atom are n = 4 and l = 2. What are the possible m _lquantum numbers ?

If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10 ^{− 19}J)to n = 3 (E = 8.62 x 10 ^{− 19}J), what is the wavelength of the photon absorbed ?

If the binding energy of an electron is 6.41 × 10 ^{− 19}J, what wavelength of photon is required to liberate it from the atom? Planck's constant = 6.626 × 10 ^{− 34}Js; c = 3.00 × 10 ⁸m\ s