Students recognize that a particular color change is a characteristic property of a substance and that a color change can also be used as evidence that a chemical reaction has occurred. Students will ...

Students investigate reactions which produce a gas, form a precipitate, and cause a color change. Students also explore endothermic and exothermic reactions and do an engineering activity to design a ...

Note: no sound] This is the striking moment that a chemistry experiment showcased the mesmerizing iodine clock reaction, vividly capturing the transformation of liquids through a series of color ...