A quiz testing your knowledge of acids and bases. Quiz gives immediate feedback on whether your answer was right or wrong with an explanation.

A collection of grid puzzles that cover topics in basic chemistry, including acids, salts, alkalis, chemistry lab equipment, the periodic table, states of matter, and more. These are excellent for topic review and reinforcement. The...

Students investigate the pH level of household substances by testing a variety of common compounds. Substances are tested with pH strips and placed on the continuum of the pH scale range of 1 to 14. After testing a solution, the student...

Students take advantage of the natural ability of red cabbage juice to perform as a pH indicator to test the pH of seven common household liquids. Then they evaluate the accuracy of the red cabbage indicator, by testing the pH of the...