Lesson: Atoms, Elements, and Compounds Science • First Year of Preparatory School

Students will be able to

• describe what an atom is,
• describe what an element is,
• describe what a compound is and how it differs from an element,
• identify the number of atoms/elements a molecule is composed of,
• identify molecules as either compounds or elemental molecules,
• describe the molecule as the simplest building unit of matter that retains the properties of a substance,
• identify and give examples of the chemical symbols of some well-known elements,
• distinguish between elements and compounds by their chemical formulas or illustrations.