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

Stoichiometry    559    16.12 %
Atomic theory    90    2.60 %
Bonding and structure    363    10.47 %
Periodicity    153    4.41 %
Energetics    288    8.31 %
Kinetics    157    4.53 %
Equilibrium    152    4.38 %
Acids and bases    386    11.13 %
Redox    354    10.21 %
Organic    965    27.83 %

Total votes: 3467

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