Chemistry for Beginners- I'd hate to see it for experts

Molecule Breakdown

First 5 levels
Level 6
Level 7
Level 8
Level 9
Level 10
Level 11
Level 12
Level 13
Level 14
Level 15

Notes:
In the pictures, the white arrow signifies randomosity, where the elements become random. (in the reserve)
C4B: C4B means Chemistry for Beginners, as I would rather type C4B than Chemistry for Beginners.
Reserve: the elements you will place, from in the box below the board.
__ pts: Right below the level number it says how many points are required to get to the next level.
NP: Neopium
TY: Tyrannium
SL: Slothite
FAE: Faeryillum
KR: Krawkite