Ionian scale on piano
The Ionian 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 2 3 4 5 6 7
The notes in all 12 keys
| Key | Notes | Black keys |
|---|---|---|
| C | C D E F G A B | none |
| C# | C# D# E# F# G# A# B# | C# D# F# G# A# |
| D | D E F# G A B C# | F# C# |
| Eb | Eb F G Ab Bb C D | Eb Ab Bb |
| E | E F# G# A B C# D# | F# G# C# D# |
| F | F G A Bb C D E | Bb |
| F# | F# G# A# B C# D# E# | F# G# A# C# D# |
| G | G A B C D E F# | F# |
| Ab | Ab Bb C Db Eb F G | Ab Bb Db Eb |
| A | A B C# D E F# G# | C# F# G# |
| Bb | Bb C D Eb F G A | Bb Eb |
| B | B C# D# E F# G# A# | C# D# F# G# A# |