105LNCh2

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School

Los Angeles City College *

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Course

105

Subject

Chemistry

Date

Oct 30, 2023

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pdf

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6

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1 Sevada Chamras, Ph.D. Glendale Community College Chemistry 105 Exam. 1 Lecture Notes Chapters 1, 2, & 3 ________________________________________________________________________________________ CHAPTER 2 Review of the Basics Continued: Hybridization and bonding: EXAMPLE: Methane Atomic Orbital Diagram for Carbon: 2p x 2p y 2p z 2sp 3 2sp 3 2sp 3 2sp 3 2s Unhybridized Hybridized What is achieved through hybridization? Relative Energy
2 Assigning hybridization states: Count the total number of entities around a given atom. EXAMPLES: Hybridization and Relative Electronegativity: Hybridization sp 3 sp 2 sp % s-character Relative Electronegativity Bond Strength* Refers to bonds made with the hybridized orbitals Bond Length Refers to bonds made with the hybridized orbitals * Based on Homolytic bond dissociation energies.
3 Hybridization, VSEPR, Molecular Geometry, and Orbital Geometry: Isomerism: Definition for isomers: Types of Isomers: Constitutional Isomers: Stereoisomers: Geometric Isomers:
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4 Intermolecular Forces: Types: Dipole-dipole Hydrogen Bond London (Also consider: Ion-ion, ion-dipole, dipole-induced dipole, …) Solubility as a Function of Polarity:
5 Hydrocarbons 1. Definition: Saturation in Hydrocarbons: 2. Types: Examples: Saturated: Mono-unsaturated: Poly-unsaturated:
6 General Overview of Common Organic Functional Groups (Supplemental Page):
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