Atomic Theory and the Periodic Table
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Objective
I can predict the properties of an element based on its position in the periodic table and its electron configuration.
Part 1 of 3
Warm-up video
Khan Academy Organic Chemistry · 8:56
We don't generate video — this one is by Khan Academy Organic Chemistry on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain the difference between a group and a period on the periodic table. Give an example of an element from Group 2 and an element from Period 3.
Describe three properties that are generally characteristic of metals.
Part 3 of 3
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? ”
Sample answer included in the free materials
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