Atomic Theory and the Periodic Table · Atomic Structure

Periodic Trends and Properties

Analyzing how effective nuclear charge and shielding influence the physical and chemical properties of elements across periods and groups.

Key Questions

  1. 1Why does atomic radius decrease as you move across a period despite having more electrons?
  2. 2How does the atomic structure of a metal determine its reactivity compared to a non metal?
  3. 3What determines the strength of the attraction between a nucleus and its valence electrons?

Ontario Curriculum Expectations

ON: Matter, Chemical Trends, and Chemical Bonding - Grade 11
Grade: Grade 11
Subject: Chemistry
Unit: Atomic Theory and the Periodic Table
Period: Atomic Structure

Suggested Methodologies

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