Periodic Properties of the Elements

  7.1 Development of the Periodic Table
     
  7.2 Electron Shells and the Size of Atoms
Electron Shells in Atoms
Atomic Sizes
     
7.3 Ionization Energy
Periodic Trends in Ionization Energies
     
  7.4 Electron Affinities
     
  7.5 Metals, Nonmetals, and Metalloids
Metals
Nonmetals
Metalloids
     
  7.6 Group Trends for the Active Metals
Group 1A: The Alkali Metals
Group 2A: The Alkaline Earth Metals
     
  7.7 Group Trends for Selected Nonmetals
Hydrogen
Group 6A: The Oxygen Family
Group 7A: The Halogens
Group 8A: The Noble Gases
     
 

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