Deck 7: Electron Structure of the Atom

Question 1

List the following colors of visible light from shortest wavelength to longest wavelength: green, blue, yellow, red, violet.

A)red < yellow < green < blue < violet
B)violet < yellow < green < blue < red
C)blue < violet < green < red < yellow
D)violet < blue < green < yellow < red
E)yellow < red < green < violet < blue

Answer 1

violet < blue < green < yellow < red

Question 2

Which of the following electron transitions in the hydrogen atom result in emission of light with the highest frequency?

A)n = 6 to n = 2
B)n = 3 to n = 2
C)n = 2 to n = 3
D)n = 2 to n = 6
E)All of these emit light with the same frequency.

Answer 2

n = 6 to n = 2

Question 3

The wavelength of the blue light given off by a mercury vapor street lamp is 436 nm.What is the frequency of this light in hertz (s^-1)?

A)6.88 x 10⁵ s^-1
B)6.88 x 10¹⁴ s^-1
C)1.45 x 10^-6 s^-1
D)1.45 x 10^-13 s^-1
E)1.31 x 10² s^-1

Answer 3

6.88 x 10¹⁴ s^-1

Question 4

Rank the following types of electromagnetic radiation from lowest energy to highest energy: visible, ultraviolet, microwave, infrared, x-ray.

A)x-ray < visible < ultraviolet < infrared < microwave
B)x-ray < ultraviolet < visible < microwave < infrared
C)x-ray < ultraviolet < visible < infrared < microwave
D)infrared < microwave < ultraviolet < visible < x-ray
E)microwave < infrared < visible < ultraviolet < x-ray

Question 5

Which of the following statements regarding electromagnetic radiation is incorrect?

A)The distance between two corresponding points on a wave is its wavelength.
B)Each type of electromagnetic radiation has its own characteristic range of wavelengths and frequencies.
C)The visible portion of the electromagnetic spectrum has the lowest energy of any of the types of electromagnetic radiation.
D)The energy of electromagnetic radiation is directly proportional to its frequency.
E)The wavelength of electromagnetic radiation is inversely proportional to its frequency.

Question 6

If the energy of a photon of light is 3.37 x 10^-19 J, what is the frequency of the light?

A)1.12 x 10^-27 s^-1
B)8.90 x 10²⁶ s^-1
C)5.09 x 10¹⁴ s^-1
D)6.70 x 10^-44 s^-1
E)1.01 x 10^-10 s^-1

Question 7

Which of the following statements regarding spectra is incorrect?

A)Sunlight produces a continuous spectrum.
B)A heated ionic compound produces a line spectrum.
C)Several elements can produce the same line spectrum.
D)If you know the wavelength of a line in a spectrum, the energy of the light associated with that line can be calculated.
E)If you know the wavelength of a line in a spectrum, the frequency of the light associated with that line can be calculated.

Question 8

A laser used in DVD players has a wavelength of 405 nm.What is the frequency of this light in hertz (s^-1)?

A)7.41 x 10⁵ s^-1
B)7.41 x 10¹⁴ s^-1
C)1.35 x 10^-6 s^-1
D)1.35 x 10^-13 s^-1
E)1.22 x 10² s^-1

Question 9

Which of the following statements regarding the Bohr model of the hydrogen atom is incorrect?

A)Bohr's model shows the electron circling the nucleus in fixed orbits.
B)In Bohr's model, electrons could exist between orbits.
C)In Bohr's model, when an electron absorbs energy, it can move to a higher-energy orbit.
D)In Bohr's model, when an electron emits energy, it can move to a lower-energy orbit.
E)In Bohr's model, n = 1 is the lowest energy orbit.

Question 10

List the following colors of visible light from lowest energy to highest energy: green, blue, yellow, red, violet.

A)red < yellow < green < blue < violet
B)violet < yellow < green < blue < red
C)blue < violet < green < red < yellow
D)violet < blue < green < yellow < red
E)yellow < red < green < violet < blue

Question 11

A laser emits light with a frequency of 4.69 x 10¹⁴ s^-1.Calculate the wavelength of this light.

A)640 nm
B)6.40 x 10^-9 m
C)1.56 x 10⁶ m
D)1.41 x 10²⁵ m
E)1.41 x 10¹⁴ nm

Question 12

The wavelength of the yellow light given off by a sodium vapor street lamp is 589 nm.What is the frequency of this light in hertz (s^-1)?

A)5.09 x 10⁵ s^-1
B)5.09 x 10¹⁴ s^-1
C)1.96 x 10^-6 s^-1
D)1.96 x 10^-13 s^-1
E)1.77 x 10² s^-1

Question 13

What is the energy of a photon of yellow light whose wavelength is 589 nm?

A)3.37 x 10^-19 J
B)3.37 x 10^-10 J
C)1.77 x 10² J
D)5.09 x 10⁵ J
E)3.38 x 10^-28 J

Question 14

Rank the following types of electromagnetic radiation from lowest frequency to highest frequency: visible, ultraviolet, microwave, infrared, x-ray.

A)x-ray < visible < ultraviolet < infrared < microwave
B)x-ray < ultraviolet < visible < microwave < infrared
C)x-ray < ultraviolet < visible < infrared < microwave
D)infrared < microwave < ultraviolet < visible < x-ray
E)microwave < infrared < visible < ultraviolet < x-ray

Question 15

The wavelength of the blue light given off by a mercury vapor street lamp is 436 nm.What is the energy of this light in joules?

A)4.56 x 10^-28 J
B)4.56 x 10^-19 J
C)8.67 x 10^-32 J
D)8.67 x 10^-23 J
E)9.63 x 10^-40 J

Question 16

List the following colors of visible light from lowest frequency to highest frequency: green, blue, yellow, red, violet.

A)red < yellow < green < blue < violet
B)violet < yellow < green < blue < red
C)blue < violet < green < red < yellow
D)violet < blue < green < yellow < red
E)yellow < red < green < violet < blue

Question 17

Rank the following types of electromagnetic radiation from shortest wavelength to longest wavelength: visible, ultraviolet, microwave, infrared, x-ray.

A)x-ray < visible < ultraviolet < infrared < microwave
B)x-ray < ultraviolet < visible < microwave < infrared
C)x-ray < ultraviolet < visible < infrared < microwave
D)infrared < microwave < ultraviolet < visible < x-ray
E)microwave < infrared < visible < ultraviolet < x-ray

Question 18

A laser used in DVD players has a wavelength of 405 nm.What is the energy of this light in joules?

A)4.91 x 10^-28 J
B)4.91 x 10^-19 J
C)8.05 x 10^-32 J
D)8.05 x 10^-23 J
E)2.98 x 10^-48 J

Question 19

Which of the following electron transitions in the hydrogen atom result in emission of light with the longest wavelength?

A)n = 6 to n = 2
B)n = 3 to n = 2
C)n = 2 to n = 3
D)n = 2 to n = 6
E)All of these emit light with the same wavelength.

Question 20

Which of the following statements regarding the Bohr model of the hydrogen atom is incorrect?

A)In Bohr's model, when 1 electron moves directly from the n = 5 to the n = 3 orbit, two photons are emitted.
B)In Bohr's model, when 1 electron moves from the n = 5 to the n = 4 orbit and then from the n = 4 to the n = 3 orbit, two photons are emitted.
C)In Bohr's model, the transition of an electron from the n = 4 to the n = 3 orbit would result in the emission of a lower energy photon than a transition from the n = 3 to the n = 2 orbit.
D)In Bohr's model, the transition of an electron from the n = 4 to the n = 3 orbit would result in the emission of a longer wavelength photon than a transition from the n = 3 to the n = 2 orbit.
E)In Bohr's model, the four colored lines in the hydrogen spectrum result from transitions of electrons from higher energy levels down to the n = 2 orbit.

Question 21

The green line observed in the line spectrum for hydrogen has a wavelength of 486 nm.What is the frequency of this light in hertz (s^-1)?

A)1.46 x 10² s^-1
B)6.17 x 10⁵ s^-1
C)6.17 x 10¹⁴ s^-1
D)1.62 x 10^-6 s^-1
E)1.62 x 10^-13 s^-1

Question 22

When completing the orbital diagram for the element argon, which of the following statements is correct?

A)There are six electrons in the n = 3 energy level.
B)The 3p sublevel is not full.
C)There are electrons in the 3d sublevel.
D)There are no electrons in the 4s sublevel.
E)There is one unpaired electron in the 3p sublevel.

Question 23

Which of the following is the correct orbital diagram for sulfur?

A)
B)
C)
D)

Question 24

Which of the images represents an s orbital?

A)A
B)B
C)C
D)D
E)none of the above

Question 25

When completing the orbital diagram for the element phosphorus, which of the following statements is correct?

A)There are five electrons in the n = 3 energy level.
B)The 2p sublevel is not full.
C)There are electrons in the 3d sublevel.
D)There are no electrons in the 3s sublevel.
E)There is one unpaired electron in the 3p sublevel.

Question 26

Which of the following statements regarding orbital diagrams is correct?

A)The 2p sublevel has two orbitals.
B)The 4p sublevel has four orbitals.
C)Four electrons can be placed in each orbital.
D)All of the electrons in a given orbital must have the same spin.
E)Electrons will fill a given sublevel in a way that gives the maximum number of unpaired electrons.

Question 27

The red line observed in the line spectrum for hydrogen has a wavelength of 656 nm.What is the energy of a photon of this light?

A)3.03 x 10^-28 J
B)3.03 x 10^-19 J
C)3.30 x 10²⁷ J
D)3.30 x 10¹⁸ J
E)1.30 x 10^-22 J

Question 28

How many unpaired electrons are in the orbital diagram for phosphorus?

A)0
B)1
C)2
D)3
E)6

Question 29

Which of the following is the correct orbital diagram for silicon?

A)
B)
C)
D)
E)

Question 30

When completing the orbital diagram for the element silicon, which of the following statements is correct?

A)There are five electrons in the n = 3 energy level.
B)The 2p sublevel is not full.
C)There are no electrons in the 3d sublevel.
D)There are no electrons in the 3s sublevel.
E)There are no unpaired electrons in the 3p sublevel.

Question 31

How many unpaired electrons are in the orbital diagram for sulfur?

A)0
B)1
C)2
D)3
E)4

Question 32

The red line observed in the line spectrum for hydrogen has a wavelength of 656 nm.What is the frequency of this light in hertz (s^-1)?

A)4.57 x 10⁵ s^-1
B)4.57 x 10¹⁴ s^-1
C)2.18 x 10^-6 s^-1
D)2.18 x 10^-13 s^-1
E)1.97 x 10² s^-1

Question 33

Which of the images represents a p orbital?

A)A
B)B
C)C
D)D
E)none of the above

Question 34

Which of the following statements regarding orbitals is correct?

A)There is no difference between the orbitals of the modern model of the atom and the orbits of the Bohr model of the atom.
B)A 1s orbital can be represented as a two-dimensional circle centered around the nucleus of an atom.
C)A 2p orbital is smaller than a 3p orbital.
D)The p orbitals always come in sets of four.
E)The d orbitals always have three lobes.

Question 35

Which of the following statements regarding orbitals is correct?

A)A picture of an n = 1 Bohr orbit would look the same as a picture of a 1s orbital.
B)The d orbitals always come in sets of four.
C)The s orbitals always have two lobes.
D)An orbital can hold four electrons.
E)A 2p orbital is lower in energy than a 3p orbital.

Question 36

The green line observed in the line spectrum for hydrogen has a wavelength of 486 nm.What is the energy of a photon of this light?

A)9.66 x 10^-23 J
B)4.09 x 10^-28 J
C)4.09 x 10^-19 J
D)2.44 x 10¹⁸ J
E)2.44 x 10²⁷ J

Question 37

Which of the following is the correct orbital diagram for phosphorus?

A)
B)
C)
D)
E)

Question 38

How many unpaired electrons are in the orbital diagram for carbon?

A)0
B)2
C)4
D)6
E)8

Question 39

Which of the following is the correct ground state electron configuration for chlorine?

A)1s²2s²2p⁵
B)1s²2s²2p⁶3s²4p⁵
C)1s²2s²2p⁶3s²3p⁵
D)1s²2s²2p⁶3s²3p⁶
E)1s²2s²2p⁶3s²4p⁶

Question 40

Which of the following is the correct ground state electron configuration for a magnesium atom?

A)1s²2s²2p⁸
B)1s²2s²2p⁶3s²
C)1s²2s¹⁰
D)1s²2s²2p⁶3s²3p²
E)1s²2s²2p⁶3s¹

Question 41

Which element has the abbreviated ground-state electron configuration [Ne]3s²3p²?

A)Al
B)P
C)Si
D)Cl
E)Ar

Question 42

Which element has the abbreviated ground-state electron configuration [Ne]3s²3p⁵?

A)S
B)Ar
C)Cl
D)P
E)Br

Question 43

Which element has two completely filled p sublevels, and four electrons in its other p sublevel in its ground-state electron configuration?

A)S
B)O
C)Se
D)Si
E)Ge

Question 44

The following orbital diagram corresponds to the element___________.

A)Br
B)Cl
C)P
D)S
E)Si

Question 45

Which elements have a partially filled f sublevel in their ground-state electron configuration?

A)lanthanides or actinides
B)alkaline earth metals
C)halogens
D)noble gases
E)transition metals

Question 46

Which of the following is the correct ground state electron configuration for a phosphorus atom?

A)1s²2s²2p³
B)1s²2s²2p⁶3s²4p³
C)1s²2s²2p⁶3s²3p³
D)1s²2s²2p⁶3s⁵
E)1s²2s⁸3s⁵

Question 47

Elements that have five electrons in the highest-energy p sublevel in their ground state are called ____________________.

A)alkali metals
B)alkaline earth metals
C)halogens
D)noble gases
E)transition metals

Question 48

Elements that have six electrons in the highest-energy p sublevel in their ground state are called ____________________.

A)alkali metals
B)alkaline earth metals
C)halogens
D)noble gases
E)transition metals

Question 49

The following orbital diagram corresponds to the element___________.

A)P
B)Si
C)S
D)Se
E)Cl

Question 50

Which of the following is the correct ground state electron configuration for a silicon atom?

A)1s²2s²2p⁶3s⁴
B)1s²2s²2p⁶3s²3p²
C)1s²2s²2p⁶3s²3p⁴
D)1s²2s²2p⁶3p⁴
E)1s²2s²2p⁶3s²3p⁶

Question 51

Which of the following is the correct ground state electron configuration for a sulfur atom?

A)1s²2s²2p⁴
B)1s²2s²2p⁶3s²4p⁴
C)1s²2s²2p⁶3s²3p⁴
D)1s²2s²2p⁶3s⁶
E)1s²2s⁸3s⁶

Question 52

Which of the following is the correct ground state electron configuration for a sodium atom?

A)1s²2s²2p⁷
B)1s²2s²2p⁶3s²3p¹
C)1s²2s²2p⁶3s¹
D)1s²2s²2p⁶3p¹
E)1s²2s²2p⁶

Question 53

Elements that have only one electron in the highest-energy s sublevel in their ground state are called ____________________.

A)alkali metals
B)alkaline earth metals
C)halogens
D)noble gases
E)transition metals

Question 54

Which elements have a partially filled d sublevel in their ground-state electron configuration?

A)alkali metals
B)alkaline earth metals
C)halogens
D)noble gases
E)transition metals

Question 55

Which element has the abbreviated ground-state electron configuration [Ar]4s²3d⁶?

A)Fe
B)Co
C)Se
D)Mn

Question 56

What is the abbreviated ground-state electron configuration for Co?

A)[Ar]4s⁹
B)[Ar]3d⁹
C)[Ar]4s²4p⁷
D)[Ar]4s²4p⁶4d¹
E)[Ar]4s²3d⁷

Question 57

What is the abbreviated ground-state electron configuration for Sc?

A)[Ar]4s³
B)[Ar]4s²4p¹
C)[Ar]4s²4d¹
D)[Ar]4s²3d¹
E)[Ar]3d³

Question 58

Which element has the abbreviated ground-state electron configuration [Ar]4s²3d⁵?

A)Mn
B)Cr
C)V
D)Fe
E)no element-this configuration is incorrect.

Question 59

The following orbital diagram corresponds to the element___________.

A)Al
B)Si
C)P
D)S
E)Cl

Question 60

Which element has the abbreviated ground-state electron configuration [Ar]4s²3d⁸?

A)Co
B)Ni
C)Kr
D)Cu
E)Ca

Question 61

The valence level and the number of valence electrons, respectively, for chlorine are:

A)2 and 5
B)2 and 7
C)3 and 5
D)3 and 7
E)3 and 6

Question 62

The electron configuration 1s²2s²2p⁶ applies to all of the following species except:

A)Ne
B)F^-
C)O^2-
D)Na⁺
E)Ca²⁺

Question 63

What is the ground-state electron configuration for the oxide ion?

A)1s²2s²2p²
B)1s²2s²2p⁴
C)1s²2s²2p⁶
D)1s²2p⁶
E)1s²2p⁸

Question 64

Some elements have electron configurations that deviate from normal electron filling rules.Which element has the ground-state electron configuration [Ar]4s¹3d¹⁰?

A)Ni
B)Ag
C)Cd
D)Sn
E)Cu

Question 65

Which element has four completely filled s sublevels, and three d electrons in its ground-state electron configuration?

A)V
B)Cr
C)Nb
D)Ti
E)Sc

Question 66

The electron configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶ applies to all of the following species except:

A)Br^-
B)Kr
C)Sr²⁺
D)Rb⁺
E)K⁺

Question 67

The valence level and the number of valence electrons, respectively, for phosphorus are:

A)2 and 3
B)2 and 5
C)3 and 3
D)3 and 5
E)3 and 6

Question 68

What is the ground-state electron configuration for the calcium ion, Ca²⁺?

A)1s²2s²2p⁶3s²3p⁶
B)1s²2s²2p⁶3s²3p⁶3d²
C)1s²2s²2p⁶3s²3p⁶4s²
D)1s²2s²2p⁶3s²3p⁶4s²3d²
E)1s²2s²2p⁶3s²3p⁶3d⁴

Question 69

The valence level and the number of valence electrons, respectively, for calcium are:

A)4 and 2
B)2 and 4
C)4 and 4
D)3 and 2
E)2 and 2

Question 70

Which of the following statements regarding valence electrons is incorrect?

A)The valence electrons are the electrons in the last-filled principal energy level.
B)For main-group elements, the number of valence electrons is equal to the number of electrons in the highest-energy s and p sublevels.
C)Except for helium, the Roman numeral group number corresponds to the number of valence electrons for the main-group elements.
D)The period number of an element equals the energy level of the valence electrons.
E)Elements in the p-block in the fourth period and below include their d electrons as part of their valence electron count.

Question 71

The valence level and the number of valence electrons, respectively, for arsenic are:

A)3 and 3
B)3 and 5
C)4 and 3
D)4 and 5
E)4 and 2

Question 72

Which of the following statements regarding valence electrons is incorrect?

A)Main-group elements in the same group have the same number of valence electrons.
B)The group numbers of the main-group elements are the sum of the number of s and p valence electrons.
C)The elements in the s-block can have up to two valence electrons.
D)An element in Group IVA will have six valence electrons.
E)The electron configuration for nitrogen is 1s²2s²2p³, so it has five valence electrons.

Question 73

The valence level and the number of valence electrons, respectively, for bromine are:

A)3 and 5
B)3 and 7
C)4 and 5
D)4 and 7
E)5 and 5

Question 74

The electron configuration 1s²2s²2p⁶3s²3p⁶ applies to all of the following species except:

A)Cl^-
B)Ar
C)Ca²⁺
D)Na⁺
E)K⁺

Question 75

The abbreviated electron configuration [Ar] applies to all of the following species except:

A)Cl^-
B)P^3-
C)O^2-
D)Ca²⁺
E)K⁺

Question 76

Some elements have electron configurations that deviate from normal electron filling rules.Which element has the ground-state electron configuration [Kr]4d¹⁰?

A)Ni
B)Pd
C)Cd
D)Zn
E)Xe

Question 77

The abbreviated electron configuration [Ne] applies to all of the following species except:

A)Cl^-
B)N^3-
C)O^2-
D)Mg²⁺
E)F?

Question 78

Rank the following elements in order of increasing ionization energy: P, F, Cs, Mg

A)Cs < Mg < F < P
B)Cs < F < Mg < P
C)F < P < Mg < Cs
D)P < Mg < F < Cs
E)Cs < Mg < P < F

Question 79

The abbreviated electron configuration [Kr] applies to all of the following species except:

A)Br^-
B)As^3-
C)Se^2-
D)Sr²⁺
E)Rb^-

Question 80

Which element has three completely filled s sublevels, one electron in its other s sublevel, and no d electrons in its ground-state electron configuration?

A)Na
B)K
C)Ca
D)Mg
E)C