Altered scale on piano
The Altered scale has 7 notes. Below is its degree formula, the notes in each of the twelve keys, and where they sit on the piano — so you can play it rather than only read about it.
Degree formula
1 b2 b3 b4 b5 b6 b7
The notes in all 12 keys
| Key | Notes | Black keys |
|---|---|---|
| C | C Db Eb Fb Gb Ab Bb | Db Eb Gb Ab Bb |
| C# | C# D E F G A B | C# |
| D | D Eb F Gb Ab Bb C | Eb Gb Ab Bb |
| Eb | Eb Fb Gb Abb Bbb Cb Db | Eb Gb Db |
| E | E F G Ab Bb C D | Ab Bb |
| F | F Gb Ab Bbb Cb Db Eb | Gb Ab Db Eb |
| F# | F# G A Bb C D E | F# Bb |
| G | G Ab Bb Cb Db Eb F | Ab Bb Db Eb |
| Ab | Ab Bbb Cb Dbb Ebb Fb Gb | Ab Gb |
| A | A Bb C Db Eb F G | Bb Db Eb |
| Bb | Bb Cb Db Ebb Fb Gb Ab | Bb Db Gb Ab |
| B | B C D Eb F G A | Eb |