Scientists of the 19th Century found that the equation, 1/ l = RH(1/n21 - 1/n22) (where RH = 1.097×107 m - 1, and n1 and n2 are whole numbers) predicts the wavelength of the lines in the emission spectrum of the H atom. This equation is properly referred to as:

A) a theory B) a postulate C) a law D) a hypothesis E) none of these A) a theory B) a postulate C) a law D) a hypothesis E) none of these

Which neutral element has an electronic configuration of 1s22s22p63s23p64s23d6?

A) C B) O C) Fe D) Al E) Cr A) C B) O C) Fe D) Al E) Cr

Which electronic configuration(s) listed below is(are) correct for the elements provided? I. Nitrogen 1s22s22p3 II. Tin [Kr]5s24d105p2 III. Bromine 1s22s22p63s23p63d104s24p7

A) I only B) I and II C) I and III D) II and III E) All of these A) I only B) I and II C) I and III D) II and III E) All of these

Exam 7: Electronic Structure

Scientists of the 19th Century found that the equation, 1/ l = R_H(1/n²₁ - 1/n²₂) (where R_H = 1.097×10⁷ m^{- 1}, and n₁ and n₂ are whole numbers) predicts the wavelength of the lines in the emission spectrum of the H atom. This equation is properly referred to as:

(Multiple Choice)

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Question 41

Exhibit 7-1 Consider the shapes listed below to answer the following question(s): I. II. III. IV. V. -Refer to Exhibit 7-1. Which of the shapes would represent one of seven possible 4f atomic orbitals?

(Multiple Choice)

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Question 42

What is the correct electronic configuration for Arsenic (Z = 33) taking into account the proper order for filling subshells?

(Multiple Choice)

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Question 43

What is the energy of one photon of radiation with a wavelength of 325 nm?

(Multiple Choice)

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Question 44

Which neutral element has an electronic configuration of 1s²2s²2p⁶3s²3p⁶4s²3d⁶?

(Multiple Choice)

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Question 45

What quantum number(s) provide(s) information with respect to the shape of an atomic orbital?

(Multiple Choice)

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Question 46

What quantum number(s) is(are) required to completely describe an orbital , the region in space in which an electron has a high probability of being found? I. Principal quantum number II. Angular Momentum quantum number III. Magnetic quantum number

(Multiple Choice)

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Question 47

Which of the following atoms is paramagnetic in the ground state?

(Multiple Choice)

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Question 48

Which electronic configuration(s) listed below is(are) correct for the elements provided? I. Nitrogen 1s²2s²2p³ II. Tin [Kr]5s²4d¹⁰5p² III. Bromine 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁷

(Multiple Choice)

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Question 49

What is the correct electronic configuration for Zirconium (Z = 40)?

(Multiple Choice)

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Question 50

What is the energy of a photon of light that has a frequency of 2.3×10¹⁴ s^{- 1} (h = 6.6×10^{- 34} J × s)?

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Question 51

How many possible orientations are allowed when = 0? (s-type sublevel; How many possible values are possible?)

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Question 52

The Pauli exclusion principle:

(Multiple Choice)

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Question 53

How many possible orientations are allowed when = 3? (f-type sublevel; How many possible values are possible?)

(Multiple Choice)

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Question 54

An argon ion laser emits light at 489 nm. What is the frequency of this radiation?

(Multiple Choice)

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Question 55

What are the possible values for 3p electrons?

(Multiple Choice)

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Question 56

What is the ground state electron configuration of fluorine?

(Multiple Choice)

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Question 57

What quantum number(s) provide(s) information with respect to the spatial orientation of an atomic orbital?

(Multiple Choice)

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Question 58

Which orbital diagram for the ground state electronic configuration of a carbon atom is correct? (Remember Hund's Rule)

(Multiple Choice)

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Question 59

Calculate the wavelength of light emitted when an electron in a He⁺ ion goes from the n = 5 shell to the n = 2 shell.

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Question 60

Showing 41 - 60 of 86

Exam 7: Electronic Structure

Scientists of the 19th Century found that the equation, 1/ l = RH(1/n21 - 1/n22) (where RH = 1.097×107 m - 1, and n1 and n2 are whole numbers) predicts the wavelength of the lines in the emission spectrum of the H atom. This equation is properly referred to as:

Exhibit 7-1 Consider the shapes listed below to answer the following question(s): I. II. III. IV. V. -Refer to Exhibit 7-1. Which of the shapes would represent one of seven possible 4f atomic orbitals?

What is the correct electronic configuration for Arsenic (Z = 33) taking into account the proper order for filling subshells?

What is the energy of one photon of radiation with a wavelength of 325 nm?

Which neutral element has an electronic configuration of 1s22s22p63s23p64s23d6?

What quantum number(s) provide(s) information with respect to the shape of an atomic orbital?

What quantum number(s) is(are) required to completely describe an orbital , the region in space in which an electron has a high probability of being found? I. Principal quantum number II. Angular Momentum quantum number III. Magnetic quantum number

Which of the following atoms is paramagnetic in the ground state?

Which electronic configuration(s) listed below is(are) correct for the elements provided? I. Nitrogen 1s22s22p3 II. Tin [Kr]5s24d105p2 III. Bromine 1s22s22p63s23p63d104s24p7

What is the correct electronic configuration for Zirconium (Z = 40)?

What is the energy of a photon of light that has a frequency of 2.3×1014 s - 1 (h = 6.6×10 - 34 J × s)?

How many possible orientations are allowed when = 0? (s-type sublevel; How many possible values are possible?)

The Pauli exclusion principle:

How many possible orientations are allowed when = 3? (f-type sublevel; How many possible values are possible?)

An argon ion laser emits light at 489 nm. What is the frequency of this radiation?

What are the possible values for 3p electrons?

What is the ground state electron configuration of fluorine?

What quantum number(s) provide(s) information with respect to the spatial orientation of an atomic orbital?

Which orbital diagram for the ground state electronic configuration of a carbon atom is correct? (Remember Hund's Rule)

Calculate the wavelength of light emitted when an electron in a He+ ion goes from the n = 5 shell to the n = 2 shell.

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The Chemistry of Hydrogen, Elements in Groups 3A Through 6A, and the Noble Gases

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Scientists of the 19th Century found that the equation, 1/ l = R_H(1/n²₁ - 1/n²₂) (where R_H = 1.097×10⁷ m^{- 1}, and n₁ and n₂ are whole numbers) predicts the wavelength of the lines in the emission spectrum of the H atom. This equation is properly referred to as:

Which neutral element has an electronic configuration of 1s²2s²2p⁶3s²3p⁶4s²3d⁶?

Which electronic configuration(s) listed below is(are) correct for the elements provided? I. Nitrogen 1s²2s²2p³ II. Tin [Kr]5s²4d¹⁰5p² III. Bromine 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁷

What is the energy of a photon of light that has a frequency of 2.3×10¹⁴ s^{- 1} (h = 6.6×10^{- 34} J × s)?

Calculate the wavelength of light emitted when an electron in a He⁺ ion goes from the n = 5 shell to the n = 2 shell.