Classify each reaction as oxidation, reduction, or neither. a.

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
icon
Related questions
icon
Concept explainers
Question
100%
**Classifying Reactions as Oxidation, Reduction, or Neither**

Below are a series of chemical reactions. Each reaction should be classified as an oxidation, reduction, or neither. 

**Reaction a:**
- Reactant: A cyclohexanone (a six-membered ring with a ketone group).
- Product: A cyclohexane (a six-membered ring with no additional functional groups).

**Explanation:**
The ketone group (C=O) is removed, and a fully saturated hydrocarbon ring (cyclohexane) is formed. This indicates the addition of hydrogen (reduction), so this reaction is classified as a reduction.

**Reaction b:**
- Reactant: An aliphatic ketone compound (acetic acid).
- Product: A rearranged compound where the ketone group is converted to a more stable form.

**Explanation:**
There's no change in the oxidation state of the carbon atoms involved; thus, this reaction is classified as neither oxidation nor reduction.

**Reaction c:**
- Reactant: Phenylacetylene (a benzene ring with an acetylenic side chain, -C≡CH).
- Product: Phenylacetaldehyde (a benzene ring with an aldehyde side chain, -CH₂CHO).

**Explanation:**
The triple bond (C≡C) is partially reduced to a double bond (C=C) as it forms an aldehyde group. This indicates the addition of hydrogen (reduction), classifying this reaction as a reduction.

**Reaction d:**
- Reactant: A cyclohexene (a six-membered ring with a double bond).
- Product: A cyclohexane with a chlorine substituent.

**Explanation:**
Cyclohexene undergoes addition reaction to form a chlorinated compound, but there's also a loss of the double bond, suggesting an reduction, so this reaction is classified as neither oxidation nor reduction.

Understanding the differences in the nature of these transformations can enhance comprehension of fundamental principles in organic chemistry.
Transcribed Image Text:**Classifying Reactions as Oxidation, Reduction, or Neither** Below are a series of chemical reactions. Each reaction should be classified as an oxidation, reduction, or neither. **Reaction a:** - Reactant: A cyclohexanone (a six-membered ring with a ketone group). - Product: A cyclohexane (a six-membered ring with no additional functional groups). **Explanation:** The ketone group (C=O) is removed, and a fully saturated hydrocarbon ring (cyclohexane) is formed. This indicates the addition of hydrogen (reduction), so this reaction is classified as a reduction. **Reaction b:** - Reactant: An aliphatic ketone compound (acetic acid). - Product: A rearranged compound where the ketone group is converted to a more stable form. **Explanation:** There's no change in the oxidation state of the carbon atoms involved; thus, this reaction is classified as neither oxidation nor reduction. **Reaction c:** - Reactant: Phenylacetylene (a benzene ring with an acetylenic side chain, -C≡CH). - Product: Phenylacetaldehyde (a benzene ring with an aldehyde side chain, -CH₂CHO). **Explanation:** The triple bond (C≡C) is partially reduced to a double bond (C=C) as it forms an aldehyde group. This indicates the addition of hydrogen (reduction), classifying this reaction as a reduction. **Reaction d:** - Reactant: A cyclohexene (a six-membered ring with a double bond). - Product: A cyclohexane with a chlorine substituent. **Explanation:** Cyclohexene undergoes addition reaction to form a chlorinated compound, but there's also a loss of the double bond, suggesting an reduction, so this reaction is classified as neither oxidation nor reduction. Understanding the differences in the nature of these transformations can enhance comprehension of fundamental principles in organic chemistry.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Knowledge Booster
Reactive Intermediates
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY