Neutrons and protons Student activity Play

Niels Bohr assumption Animation Play

Niels Bohr assumption Student activity Play

Niels Bohr assumption Whiteboard exercise Play

Nomenclature of inorganic compounds and ions Student activity Play

Nomenclature of inorganic compounds and ions Whiteboard exercise Play

Nomenclature of polyatomic ions Animation Play

Non-polar molecules Animation Play

Non-stoichiometric ratio of quantities of reactants Whiteboard exercise Play

Non-stoichiometric ratio of quantities of reactants Student activity Play

Not all reactions involve collisions Student activity Play

Nuclear fission Whiteboard presentation Play

Nuclear fission Class activity Play

Nuclear fission Whiteboard presentation Play

Nuclear fission Class activity Play

Nuclear force Animation Play

Nuclear magnetic resonance (NMR) spectroscopy. Part II Whiteboard presentation Play

Nuclear magnetic resonance (NMR) spectroscopy. Part II Class activity Play

Nuclear numbers Animation Play

Nucleophilic substitution Animation Play

Number of bonds of carbon atom in organic compounds Animation Play

Number of electron shells Whiteboard exercise Play

Number of electron shells Animation Play

Number of electrons in the orbital Animation Play

Number of molecules Animation Play