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Patterns in the Periodic Table · Semester 1

General Trends Across a Period

Students will identify general trends in physical and chemical properties across a period, focusing on the change from metallic to non-metallic character.

Key Questions

  1. Describe the general trend in metallic and non-metallic character across a period.
  2. Explain how the number of valence electrons changes across a period.
  3. Predict the general reactivity of elements based on their position in a period.

MOE Syllabus Outcomes

MOE: The Periodic Table - S4
Level: Secondary 4
Subject: Chemistry
Unit: Patterns in the Periodic Table
Period: Semester 1

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