An atomic diagram that shows just the valence electrons of an atom is called an electron dot diagram.
What is an electron dot diagram?
An electron dot diagram is also known as Lewis structure, Lewis dot formulas.
It shows the valence electron of the atom that uses dots around the element.
It was named after Gilbert Newton Lewis, who introduced this method.
This diagram shows the bonding between an atom and a molecule.
Thus, the correct fill the blank is electron-dot.
Learn more about Lewis's structure, here:
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