Atomic Theory and the Periodic Table
Grade 9 · Chemistry · 45 min
What's Included
Learning Objective
I can predict the properties of an element based on its position in the periodic table and its electron configuration.
Warm-Up Video
Khan Academy Organic Chemistry · 8:56
The periodic table | Atoms, elements, and the periodic table | High school chemistry | Khan Academy
Practice Questions
7 questions · Short answer
Exit Ticket
Quick comprehension check
“Would you expect potassium (K) to be more or less reactive than sodium (Na)? Explain your reasoning based on their positions in the periodic table. Is bromine (Br) a metal, nonmetal, or metalloid? What state of matter (solid, liquid, or gas) would you expect it to be at room temperature? ”
Complete Lesson Package
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