Compounds and their properties, the elements that form them and their structure.
A time-lapse video of the crystallization of potassium chromate from solution by evaporation of water.
Reviews compounds and their properties, the elements that form them, and their structure.
Come up with questions about a topic and learn new vocabulary words to determine answers using an Ask, Answer, Learn table.
Explains the difference between molecules and compounds and gives examples of compounds.
A resource showing some common molecules and explaining their roles.