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Atomic Architecture and the Periodic Table · Weeks 1-9

Periodic Trends: Electronegativity

Predicting how strongly an atom attracts shared electrons in a chemical bond.

Key Questions

  1. Explain why electronegativity generally increases across a period.
  2. Analyze the influence of shielding effect on electronegativity down a group.
  3. Justify why noble gases are typically excluded from electronegativity scales.

Common Core State Standards

STD.HS-PS1-1STD.HS-PS1-2
Grade: 10th Grade
Subject: Chemistry
Unit: Atomic Architecture and the Periodic Table
Period: Weeks 1-9

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