(a) Interpretation: The number of unpaired electrons for Sc 3 + should be predicted. Concept introduction: Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration. According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

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Answer 1

Question

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

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Students have asked these similar questions

Write the electron configurations for each of the following elements and its ions:(a) Ti(b) Ti2+(c) Ti3+(d) Ti4+

How many electrons are in the valence d orbitals in these transition-metal ions? (a) Co3+

How many unpaired electrons are present in each of the following?(a) [CoF6]3− (high spin)(b) [Mn(CN)6]3− (low spin)(c) [Mn(CN)6]4− (low spin)(d) [MnCl6]4− (high spin)(e) [RhCl6]3− (low spin)

Answer 2

Question

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Expert Solution & Answer

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Answer 3

Question

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Expert Solution & Answer

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See solution

Answer 4

Question

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Expert Solution & Answer

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Answer 5

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 6

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 7

Chapter 21, Problem 21.39SP

Interpretation Introduction

(a)

Interpretation:

The number of unpaired electrons for Sc3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The number of unpaired electrons for Co2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 10

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 11

Interpretation Introduction

(c)

Interpretation:

The number of unpaired electrons for Mn3+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 12

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 13

Interpretation Introduction

(d)

Interpretation:

The number of unpaired electrons for Cr2+ should be predicted.

Concept introduction:

Electronic distribution of atoms and molecules in atomic or molecular orbital is referred to as electron configuration.

According to the Hund’s rule; the pairing of electrons takes place when all the orbitals with equal in energy are first singly filled.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 21 - Prob. 21.1P Ch. 21 - Prob. 21.2A Ch. 21 - Prob. 21.3P Ch. 21 - Prob. 21.4A Ch. 21 - Prob. 21.5P Ch. 21 - Prob. 21.6A Ch. 21 - Prob. 21.7P Ch. 21 - Prob. 21.8A Ch. 21 - Which of the following [Pt( H 2O)2Cl3Br]...Ch. 21 - Prob. 21.10A

Solution Summary: The author explains that the number of unpaired electrons for Sc3+ should be predicted.

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Chapter 21 Solutions