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Ch. 2 Lecture Notes: Atoms and the Periodic Table: Structure, Properties, and Classification

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The Atom

  • The Nucleus
    02:53
  • Atom Structure
    02:10
  • Atom Structure Example
    02:52

Subatomic Particles

  • Subatomic Particles
    05:19
  • Atomic Mass Unit Example
    03:31

Isotopes

  • Isotopes
    04:36
  • Isotope Notation Example
    03:57

Atomic Mass

  • Calculating Abundance Example
    5:41
  • Greatest Atomic Mass Example
    02:06
  • Calculating Atomic Mass
    00:40

Periodic Table: Classifications

  • Nonmetal Properties
    01:12
  • Periodic Table Classifications
    02:40
  • Metalloid Properties
    03:37

Periodic Table: Group Names

  • Periodic Table: Group Names
    05:33
  • Periodic Table: Group Names Example
    01:17

Periodic Table: Representative Elements & Transition Metals

  • Transition Metal Example
    01:23
  • Transition Metals and Representative Elements
    03:30

Periodic Table: Element Symbols

  • Periodic Table History
    04:01
  • Halogen Example
    01:01

Periodic Table: Elemental Forms

  • Elemental Forms of Elements
    02:35
  • Chalcogen Identification Example
    01:15
  • Homonuclear vs. Heteronuclear Compounds
    01:21

Periodic Table: Phases

  • Second Period State of Matter Example
    02:07
  • Element States of Matter
    03:25

Periodic Table: Charges

  • Unlikely Ion Example
    01:52
  • Main Group Element Charges
    07:38
  • Main Group Element Charges Example
    00:48

The Electron Configuration

  • Electron Orbital Diagrams
    02:15
  • Electron Orbital Diagrams Example
    00:50
  • Electron Configuration Example
    01:33

The Electron Configuration: Condensed

  • Condensed Electron Configuration
    01:08
  • Condensed Electron Configuration Example
    01:28

Valence Electrons of Elements

  • Main Group Elements Valence Electrons Example
    01:14
  • Transition Metals Valence Electrons
    02:12
  • Transition Metals Valence Electrons Example
    02:14

Periodic Trend: Metallic Character

  • Metallic Character Trends
    01:08
  • Metallic Character Example
    00:56
  • Periodic Trends
    00:38

Periodic Trend: Atomic Radius

  • Atomic Radius Trends
    01:42
  • Atomic Radius Example
    00:56
  • Atomic Radius
    02:02

Periodic Trend: Ionization Energy

  • Ionization Energy Trends
    01:08
  • Group 6A vs. Group 5A Elements
    01:32
  • Ionization Energy
    01:19

Periodic Trend: Electron Affinity

  • Electron Affinity Exceptions
    01:24
  • Electron Affinity Trends
    01:42
  • Electron Affinity Example
    00:54

Periodic Trend: Electronegativity

  • Electronegativity Trends
    02:10
  • Electronegativity Example
    00:35

Lewis Dot Symbols

  • Lewis Dot Symbols
    03:17
  • Lewis Dot Symbols Example 1
    00:50
  • Lewis Dot Symbols Example 2
    01:26