CHROMATIC ALTERATIONS- INTRO
Scales/ chords with chromatic alterations are used as follows:
1 To anticipate a following chord note by preceding that note with a tension note.
The ear tends to remember the out of place, discordant note and waits for / anticipates the harmonious / concordant note
2 To step down or up to a chord note
To invigorate a triad by changing one of its notes
All 7 notes of the scale can be altered to produce tension / an outside sound