B ionian mode
The B ionian mode consists of the B (Perfect unison), C# (Major second), D# (Major third), E (Perfect fourth), F# (Perfect fifth), G# (Major sixth) and A# (Major seventh) notes.

How to play the B ionian mode
- Find B (Root) on the piano keyboard
- Play C# (Major second) — 2 semitones above B
- Play D# (Major third) — 4 semitones above B
- Play E (Perfect fourth) — 5 semitones above B
- Play F# (Perfect fifth) — 7 semitones above B
- Play G# (Major sixth) — 9 semitones above B
- Play A# (Major seventh) — 11 semitones above B
- Play all 7 notes in ascending order to perform the B ionian mode