Periodic Trends

Periodic Trends

Periods (Rows)
Groups 1-18 (Columns)
1. Alkali Metals
2. Alkaline Earth Metals
3. Halogens
4. Noble Gases
Blocks (s,d,p,f- Values of highest energy occupied orbital)
1. Transition Metals (d-block)
2. Lathanides (first f-block)
3. Acitinides (second f-block)
4. The s- and p-blocks together make "represtentive element"
  1. Shell model of the atom
    1. Highest occupied orbitals are s,p and d
  2. Element of the p-block (excluding the Nobe Gases) are known as the "main groups element"
Chemical Prodicity
1. Trends in the properties of the atoms as one moves in various directions within the Periodic Table
  1. Major properties and trends known as
    1. Ionization Energies
    2. Electron Affinites
    3. Electronegetivity
    4. Atomic Radii
      1. Metallic Elements
      2. Covalently-bonded atoms
      3. Atoms in the ionic solids
      4. Isoelectronic Series
  2. Highest-energy occupied shell
    1. Inner electrons act to scree the nuclear charge which results in
      1. Effective Nuclear Charge
  3. Nuclear charge

Resource summary

	Created by Khalil Adams almost 8 years ago