Nothing is more confusing to students than the difference in a shell, subshell, and an orbital. Except for maybe how the brain of the opposite sex works.
But that is a topic for another blogger!
However, I can help you explain the difference in a shell, subshell, and an orbital without breaking a sweat.
Hi! I'm CoScine. I write chemistry worksheets for visual learners. They are fun, easy to follow, and most of them are quick to grade. Since I started my teaching career at the college level, these are just simple chemistry. These worksheets are hard core science.