(a) Interpretation: The electron configuration for the given atom is to be labeled as a ground state or an excited state. Concept introduction: According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as, 1 s < 2 s < 2 p < 3 s < 3 p < 4 s < 3 d < 4 p < 5 s < 4 d < 5 p < 6 s < 4 f < 5 d < 6 p < 7 s < 5 f < 6 d < 7 p

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Answer 1

Question

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

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Consider the following energy levels of a hypothetical atom: E4 -1.51 x 10-19J E3 -5.91 x 10-19 J E2-1.15 x 10-18 J E1-1.65 x 10-18 J (a) What is the wavelength of the photon needed to excite an electron from Ej to E? x 10 (b) What is the energy (in joules) a photon must have in order to excite an electron from Ez to Es? x 10 () When an electron drops from the Ez level to the E level, the atom is said to undergo emission. Calculate the wavelength of the photon emitted in this process. x 10.

51) Which of the following sets of quantum numbers could represent the "last" electron added to complete the electron configuration for the ground state atom of Br according to the Aufbau Principle. (last electron meaning adding an electron to form Br -1). mi ms --1/2 (a) 4 -- 1/2 (b) 1 1 -- 1/2 (c) 3 1 1 + 1/2 (d) 4 1 2 -- 1/2 (e) 2 1

48,Using complete subshell notation (not abbreviations, 1s22s22p6, and so forth), predict the electron configuration of each of the following atoms: (a) C (b) P (c) V (d) Sb (e) Sm

Answer 2

Question

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

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Answer 3

Question

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

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Answer 4

Question

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

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Answer 5

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 6

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 7

Chapter 12, Problem 12.31E

Interpretation Introduction

(a)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 8

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 9

Interpretation Introduction

(b)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 10

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 11

Interpretation Introduction

(c)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 12

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 13

Interpretation Introduction

(d)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 14

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 15

Interpretation Introduction

(e)

Interpretation:

The electron configuration for the given atom is to be labeled as a ground state or an excited state.

Concept introduction:

According to the Aufbau principle, the electrons are firstly filled into the orbitals having lower energy. The electrons are filled in the orbitals as,

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<5d<6p<7s<5f<6d<7p

Answer 16

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Answer 17

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Answer 18

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Answer 19

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Solution Summary: The author explains that the electron configuration for Li is labeled as a ground state or an excited state.

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