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

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Note from the author:

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.

Instructions

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
The noble gas notation for letter A is _______ 
The noble gas notation for letter B is _______ 
Letter B has _______ valence electrons, while letter C has _______ valence electrons.