care to share? 
H2 physics P2:
measurements
kinematics
forces
work energy power
oscillations
wave motion
superposition
electric field
electromagnetism
electromagnetic induction
lasers and semiconductors
nuclear physics
H2 chemistry P2:
stoichiometry
atomic structure
chemical bonding
chemical equilibrium (le chatelier's principle)
ionic equilibria
electrochemistry
group VII chemistry
transition elements
organic chemistry