Question

Why are electron dot diagrams useful?
(Own Sentence)

Answer 1

Electron dot diagrams use dots to represent valence electrons around an atomic symbol. Electron dot diagrams for ions have fewer or more dots than the corresponding atom

Step-by-step explanation:

Answer 2

Lewis electron dot diagrams use dots to represent valence electrons around an atomic symbol. Lewis electron dot diagrams for ions have fewer (for cations) or more (for anions) dots than the corresponding atom.