Level 1
outline

Hegel's 'System of Science'
- Logic
- Nature
  - Mechanics
  - Physics
    - General physicalities
    - Peculiarities
    - Physical body
      - Body shape
      - Properties against others
      - Chemical process
        
        Formal chemical process
        
        Real chemical process
        
        Chemical substances
        
        Chemical elements
        
        Oxides and hydroxides
        
        Salts
        
        [Metal with non-metals or semi-metals]
        
        [Sulphides]
        
        [Halides]
        
        [Metal semi-metal compounds]
        
        [Oxide salts].
        
        [Organic minerals]
  - Organism / Life
- Spirit/Mind

hegel.net

[Metal semi-metal compounds] (iron arsenite, calaverite etc.)