Seeing Is Believing

Vinegar baking soda	General Chemistry	Mixing vinegar and baking soda together to make CO2, water, etc.
Water Density	General Chemistry	Ice cubes made with H2O and D2O have different densities . . .one floats, the other sinks
Sulfur	General Chemistry	Properties and uses of an element
Sublimation	General , Physical Chemistry	I2 sublimation to illustrate phase changes
Radical reactions	Organic Chemistry	light catalyzed bromination of alkanes
Pnp equilibrium	General, Organic, Physical Chemistry	pH shifting of a phenol equilibrium leads to visible changes in solution color
PEG solution	General, Organic Chemistry	polymer chemistry and viscosity
Gas volume vs temperature	General, Physical Chemistry	gas volume as a function of temperature using balloons and LN2s
Flame emission	General Chemistry	Sodium, copper, potassium and lithium all give different colors when burned in bunsen burner flame
Chloride dissolution	General, Physical Chemistry	Thermochemistry, different 1:1 salts of chlorides dissolve into solution exothermically, thermoneutrally or endothermically
Charles' Law	General, Physical Chemistry	Volume changes accompanying condensation of a gas
Boltzman Statistics	General, Physical Chemistry	Example of how individual data (# of keys/student) can be used to build up a Maxwell Boltzmann distribution
Alkali activity	General Chemistry	activity series comparing behavior of Li, Na, and K when placed into water