What do you think is the most difficult IB topic? (Vote form)

Stoichiometry    553    16.06 %
Atomic theory    88    2.56 %
Bonding and structure    362    10.51 %
Periodicity    152    4.41 %
Energetics    285    8.28 %
Kinetics    157    4.56 %
Equilibrium    152    4.41 %
Acids and bases    384    11.15 %
Redox    351    10.19 %
Organic    959    27.85 %

Total votes: 3443

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