(a) Interpretation: The isomeric structures of [ Co(NH 3 ) 3 (NO) 2 ] 3 needs to be drawn. Concept introduction: Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

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Answer 1

Question

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

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CoCl3(H2N-CH2-CH2-NH2)2(H2O) corresponds to the empirical formula of two coordination compounds denoted A and B. When A is reacted with silver nitrate, 2/3 of the chlorine atoms precipitate. B, submitted to the same treatment, exhibits the precipitation of 1/3 of the present chlorine atoms. What are the formulas of compounds A and B?

(a) Draw a Lewis dot and cross structure (including any lone pairs) for a NBr3 molecule and determine the shape of the molecule and number of valence electrons. (b) Six ammonia ligands form a complex ion with Co²+. What is the overall charge of the complex ion? Write the formula for the complex ion. What is the coordination number of the complex ion? Explain how ammonia ligands form a complex ion with Co²+? What is the geometry of the complex ion? Would you expect the complex to be coloured? Explain why? i. ii. iii. iv. V. vi.

A coordination compound has the following composition (by mass %): 23.53% Co; 42.47% Cl, and 34.00% NH3. When 4.91 g of the compound is dissolved in 75.0 mL of deionized water, and the solution is reacted with an excess of AGNO; solution, it yields 5.60 g of AgCl precipitate. (a) Determine the empirical formula of the compound and write in the form of Co(NH;),Cl, (where x and 24. y are simple integers), and calculate its molar mass. (Assume the compound contains only one Co atom). (b) Deduce the number of chloride (Cl) as counter ions and as ligand, respectively. (c) Write the Werner's formula of the compound and give its systematic name. (Answers: (a) Co(NH3);C13; molar mass = 250.43 g/mol; (b) 2 Cl are counter ions and one is ligand; (c) [Co(NH3);CI]Cl2 = pentaammonechlorocobalt(III) chloride)

Answer 2

Question

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Expert Solution & Answer

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See solution

Answer 3

Question

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Expert Solution & Answer

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See solution

Answer 5

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Answer 6

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Answer 7

Chapter 21, Problem 21.130MP

Interpretation Introduction

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The chemical formula of the third compound which is a salt with singly charged ions with a molar mass twice that of another compound needs to be determined.

Concept introduction:

Compounds, which have the same molecular formula, but a different arrangement of atoms or structures are different, is said to be isomer.

Answer 10

Expert Solution & Answer

Answer 11

Expert Solution & Answer

Answer 12

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Answer 13

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

(a) Interpretation: The isomeric structures of [ Co(NH 3 ) 3 (NO) 2 ] 3 needs to be drawn. Concept introduction: Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Solution Summary: The author explains that isomers are compounds with the same molecular formula, but different structures. The complexes have Co as a central metal atom and are attached to 3 ammonia and 3 nittri

Concept explainers

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(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Want to see the full answer?

Chapter 21 Solutions

(a) Interpretation: The isomeric structures of [ Co(NH 3 ) 3 (NO) 2 ] 3 needs to be drawn. Concept introduction: Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Solution Summary: The author explains that isomers are compounds with the same molecular formula, but different structures. The complexes have Co as a central metal atom and are attached to 3 ammonia and 3 nittri

Concept explainers

Videos

(a) Interpretation: The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn. Concept introduction: Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.

Want to see the full answer?

Chapter 21 Solutions

(a)

Interpretation:

The isomeric structures of [Co(NH3)3(NO)2]3 needs to be drawn.

Concept introduction:

Isomers are those compounds that have the same chemical formula but different structures. The different arrangement of atoms about the central atom gives rise to isomers.