Textbook Question
Name each alkane.
a. CH3-CH2-CH2-CH2-CH3
b.
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Ch.22 - Organic Chemistry
Tro6th EditionChemistry: A Molecular ApproachISBN: 9780137832217
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Table of contents
- Ch.1 - Matter, Measurement & Problem Solving90
- Ch.2 - Atoms & Elements94
- Ch.3 - Molecules and Compounds103
- Ch.4 - Chemical Reactions and Chemical Quantities46
- Ch.5 - Introduction to Solutions and Aqueous Solutions65
- Ch.6 - Gases100
- Ch.7 - Thermochemistry85
- Ch.8 - The Quantum-Mechanical Model of the Atom51
- Ch.9 - Periodic Properties of the Elements79
- Ch.10 - Chemical Bonding I: The Lewis Model70
- Ch.11 - Chemical Bonding II: Molecular Shapes, VSEPR & MO Theory68
- Ch.12 - Liquids, Solids & Intermolecular Forces44
- Ch.13 - Solids & Modern Materials42
- Ch.14 - Solutions77
- Ch.15 - Chemical Kinetics88
- Ch.16 - Chemical Equilibrium57
- Ch.17 - Acids and Bases121
- Ch.18 - Aqueous Ionic Equilibrium126
- Ch.19 - Free Energy & Thermodynamics80
- Ch.20 - Electrochemistry87
- Ch.21 - Radioactivity & Nuclear Chemistry61
- Ch.22 - Organic Chemistry114
Chapter 22, Problem 39c
Determine whether each compound exhibits optical isomerism c.
Verified step by step guidance1
Identify the presence of a chiral center in the compound. A chiral center is typically a carbon atom bonded to four different groups.
Check if the compound is symmetrical. Optical isomerism usually occurs in asymmetrical molecules.
Determine if the compound can exist in non-superimposable mirror images, which is a key characteristic of optical isomers.
Consider the molecular structure and spatial arrangement of atoms to see if the compound can have enantiomers.
If the compound meets these criteria, it exhibits optical isomerism; otherwise, it does not.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Optical Isomerism
Optical isomerism, also known as chirality, occurs when a molecule can exist in two non-superimposable mirror image forms called enantiomers. These isomers have identical physical properties except for the direction in which they rotate plane-polarized light. The presence of a chiral center, typically a carbon atom bonded to four different substituents, is a key factor in determining whether a compound exhibits optical isomerism.
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Isomerism in Coordination Complexes Example
Chiral Centers
A chiral center, often a carbon atom, is a point in a molecule where four different groups are attached, leading to the possibility of forming two distinct stereoisomers. The arrangement of these groups around the chiral center determines the molecule's chirality. Identifying chiral centers is essential for assessing whether a compound can exhibit optical isomerism.
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02:37Chirality
Stereoisomerism
Stereoisomerism refers to the phenomenon where molecules have the same molecular formula and connectivity of atoms but differ in the spatial arrangement of their atoms. This category includes optical isomers, which are specifically related to the orientation of substituents around chiral centers. Understanding stereoisomerism is crucial for determining the optical activity of compounds and their potential isomeric forms.
Related Practice
Textbook Question
Determine whether each compound exhibits optical isomerism c.
356
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Textbook Question
Determine whether the molecules in each pair are the same or enantiomers. c.
270
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Textbook Question
Write structural formulas for any 6 of the 18 structural isomers of octane.
112
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Textbook Question
Based on the molecular formula, determine whether each compound is an alkane, alkene, or alkyne. (Assume that the hydrocarbons are noncyclical and there is no more than one multiple bond.)
a. C5H12 b. C2H2 c. C7H14 d. C11H22
Textbook Question
Write structural formulas for each of the nine structural isomers of heptane.
900
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