Chromatic notes are the beginning and the end of all the "correct" notes in your phrases. The perfect way to consider these tones are like stepping stones, where you don't want to stand for too long, but can afford to put your weight on for a moment or two.
Related Lessons
When you learn other scales and are working on your improvisation, you’ll begin to see how the Chromatic Scale can be used in a musical context.
Chromatic notes are the beginning and the end of all the "correct" notes in your phrases.
The basis behind that is the Chromatic Scale is actually made up of every single note in an octave.