Spark Notes
Review of Chemical Bonding: Review Test
This is an online exercise in which chemistry learners answer a series of multiple choice questions about bonding. Topics addressed include ionic and covalent bonds, electronegativity, ions, valence electrons, resonance structure, and...
Curated OER
Does Size Matter?
Students explore chemical solutions. In this chemistry lesson, students investigate the relationship between three related experiments about solutions. Students determine variables that affect the chemical concentration of each solution.
Other
Solubility of Things: Factors Affecting Solubility
Find out how temperature, polarity, pressure, molecular size, and stirring affects the speed of dissolving.