Chemistry Notes › Chemistry Chemistry notes Open a topic folder to find notes, cheat sheets and practice questions. Atomic structure and the periodic table Atomic structure notes Notes Periodic table cheat sheet Cheat sheet Atomic structure questions Practice Chemical bonding Ionic, covalent and metallic bonding Notes Bonding comparison sheet Cheat sheet Moles and calculations The mole notes Notes Equations you must know Cheat sheet Mole calculation questions Practice Organic chemistry Alkanes and alkenes notes Notes Organic reactions summary Cheat sheet