Chemistry — Atoms vs Ions
Neutral atoms versus charged ions.
Make it your own.
title "Atoms vs ions"
set A "Atoms"
set I "Ions"
only "A" "Neutral; equal protons and electrons"
only "I" "Charged; gained or lost electrons; e.g. Na+, Cl-"
intersect "A,I" "Have a nucleus; element set by proton number"