(a) Interpretation: The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni 2 + which results in [ Ni(en) 3 ] 2 + . Concept introduction: The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

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Answer 1

Question

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

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Instructions: Complete the questions in the space provided. Show all your work 1. You are trying to determine the rate law expression for a reaction that you are completing at 25°C. You measure the initial reaction rate and the starting concentrations of the reactions for 4 trials. BrO³¯ (aq) + 5Br¯ (aq) + 6H* (aq) → 3Br₂ (l) + 3H2O (l) Initial rate Trial [BrO3] [H*] [Br] (mol/L) (mol/L) | (mol/L) (mol/L.s) 1 0.10 0.10 0.10 8.0 2 0.20 0.10 0.10 16 3 0.10 0.20 0.10 16 4 0.10 0.10 0.20 32 a. Based on the above data what is the rate law expression? b. Solve for the value of k (make sure to include proper units) 2. The proposed reaction mechanism is as follows: i. ii. BrО¸¯ (aq) + H+ (aq) → HBrO3 (aq) HBrO³ (aq) + H* (aq) → H₂BrO3* (aq) iii. H₂BrO³* (aq) + Br¯ (aq) → Br₂O₂ (aq) + H2O (l) [Fast] [Medium] [Slow] iv. Br₂O₂ (aq) + 4H*(aq) + 4Br‍(aq) → 3Br₂ (l) + H2O (l) [Fast] Evaluate the validity of this proposed reaction. Justify your answer.

Answer 2

Question

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

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Answer 3

Question

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

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Answer 4

Question

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

Expert Solution & Answer

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Answer 5

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

Answer 6

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Answer 7

Chapter 21, Problem 21.74SP

Interpretation Introduction

(a)

Interpretation:

The Lewis acid and Lewis base needs to be identified in the reaction of ethylenediamine with Ni2+ which results in [Ni(en)3]2+.

Concept introduction:

The molecules which donate the electrons are known as Lewis bases while the molecules which accept the electrons are known as Lewis acids.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

Answer 10

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

Answer 11

Interpretation Introduction

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

Answer 12

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Answer 13

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Answer 14

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Answer 15

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 Lewis acid and Lewis base are to be identified in the reaction of ethylenediamine with Ni2+

Concept explainers

Videos

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

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Chapter 21 Solutions

Solution Summary: The author explains that the Lewis acid and Lewis base are to be identified in the reaction of ethylenediamine with Ni2+

Concept explainers

Videos

(b) Interpretation: The ligands and donor atoms are to be identified. Concept introduction: Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

(c) Interpretation: The coordination number and geometry of the metal present in the complex are to be determined. Concept introduction: The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.

Want to see the full answer?

Chapter 21 Solutions

(b)

Interpretation:

The ligands and donor atoms are to be identified.

Concept introduction:

Ligand can be defined as the ion and molecule which have the tendency to donate the electrons to the central atom or ion.

(c)

Interpretation:

The coordination number and geometry of the metal present in the complex are to be determined.

Concept introduction:

The coordination number can be defined as the number of ligands attached to the central atom by coordinate bonds.