Unit II: Chemical Bonding & Structure

Lecture 8: The Periodic Table and Periodic Trends

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  1. Ionization Energy and Photoelectron Spectroscopy
  2. Electron Affinity

Lecture Video

The periodic table is to chemistry like the laws of motion are to physics. In this lecture, we discover the secrets of the periodic table and meet the elements.

Lecture Notes

Notes for Lecture 8 (PDF)

Clicker Questions

Lecture 8 Clicker Questions (PDF)

Textbook Reading

Electronic Structure and the Periodic Table Section 1.14 Section 1.14
Atomic Radius Section 1.15 Section 1.15
Ionic Radius Section 1.16 Section 1.16
Ionization Energy Section 1.17 Section 1.17
Electron Affinity Section 1.18 Section 1.18
Diagonal Relationships Section 1.20 Section 1.20

Problems and Solutions

Problems for Lecture 8 (PDF)

Solutions for Lecture 8 (PDF)


Excerpt of “ Meet the Elements” by They Might be Giants, courtesy of Idlewild / Disney Sound, used with permission. From  Here Comes Science, 2009.

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Course Info

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assignment_turned_in Problem Sets with Solutions
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