Okay, this is a conceptual mind map:
- theories 
   valence bond
   molecular orbital
- configuration
   Aufbau Principle
   Hund's Rule
   Pauli Exclusion Principle
- orbitals
   s-orbital
   p-orbital
   d-orbital
   f-orbital
- hybridization
   common sp, sp2, sp3
- bonding
   valence electrons
   ionic bonding
   covalent bonding
   electronegativity
   metallic bonding
- applications
   molecular structure
   molecular properties
   chemical reactions
   DNA
   medicinal chemistry drug design
   materials science
   agricultural chemicals
   nanotech
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