In the reaction, Al ( s ) + HCl ( a q ) → AlCl 3 ( a q ) + H 2 ( g ) , the substances which are getting reduced and oxidized are to be identified. Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

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Answer 1

Question

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

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Answer 2

Question

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

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Answer 3

Question

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

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Answer 4

Question

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

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Answer 5

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 6

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 7

Chapter 4, Problem 79E

(a)

Interpretation Introduction

Interpretation:In the reaction, Al(s)+HCl(aq)→AlCl3(aq)+H2(g) , the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 8

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 9

(b)

Interpretation Introduction

Interpretation: In the reaction CH4(g)+S(s)→CS2(l)+H2S(g) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 10

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 11

(c)

Interpretation Introduction

Interpretation: In the reaction C3H8(g)+O2(g)→CO2(g)+H2O(l) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 12

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 13

(d)

Interpretation Introduction

Interpretation: In the reaction Cu(s)+Ag+(aq)→Ag(s)+Cu2+(aq) the substances which are getting reduced and oxidized are to be identified.

Concept introduction: The redox reactions are administered with change in oxidation state of the elements present in the reaction. Those substances which show either increase in oxidation state or gain of oxygen atoms are known to be oxidized and those substances which show either loss of oxygen atoms or decrease in oxidation state are known to be reduced substances.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 4 - Prob. 1DQ Ch. 4 - Prob. 2DQ Ch. 4 - Prob. 3DQ Ch. 4 - Prob. 4DQ Ch. 4 - Prob. 5DQ Ch. 4 - The exposed electrodes of a light bulb are placed...Ch. 4 - Prob. 7DQ Ch. 4 - Prob. 8DQ Ch. 4 - Consider separate aqueous solutions of HCland...Ch. 4 - Prob. 10DQ

Solution Summary: The author explains that the redox reactions are administered with change in oxidation state of the elements present in the reaction.

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