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 explore the concept that chemical reactions involve the breaking of bonds between atoms in the reactants, and the rearrangement and rebonding of these atoms to make the products. Students ...

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 ...