Warm-Up 03b - Periodic Table Organization and Valence Electrons

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The periodic table is organized by the Aufbau Principle. Remember that the "d" block is one behind the row number. For example, 3d is in row 4.

Akwankyerɛ

The periodic table is organized by the Aufbau Principle. Remember that the "d" block is one behind the row number. For example, 3d is in row 4.

Periodic Table Warm Up Problem 1

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1. The noble gas notation for letter A is

2. The noble gas notation for letter B is

3. Letter B has valence electrons, while letter C has valence electrons.