
Counting Atoms
Grade 7 · Science · 45 min
What's Included
Learning Objective
I can determine the number of atoms of each element in a chemical formula.
Warm-Up Video
Unknown Channel · 5:00
Counting Atoms
Practice Questions
7 questions · Short answer
Exit Ticket
Quick comprehension check
“How many atoms of each element are present in the chemical formula: Ca₃(PO₄)₂? How many atoms of each element are present in the chemical formula: 3Mg(OH)₂? ”
Teacher Guide
Get the complete package:
- Answer keys for all questions
- Differentiation strategies
- Extension activities
- Printable student handouts



