At the moment this is what I've covered in my studies (I fully understand the following):states of matter
Soids, liquids, evaporation, gases, plasmas, BE condensate
solutions and mixtures
alloys
amalgams, emulsions, atoms, ions, electrovalence
compound basics, elements, periodic table, inert gases
equilibrium basics, catalysts, inhibitors
metabolism, carbohydrates, acids and protines
20 amino acids, enzymes, units basics, constants basics
Basically every single thing from
http://chem4kids.com I've studied and "Aced" through lol =]