SCALE · ON BASSOON (TENOR CLEF)
B𝄫 Ionian
The major scale labelled as a mode — the pre-tonal bright default.
Tempo120 bpm
Audio source: tonejs-instruments by Nick Brosowsky (MIT)
Related scalesDiatonic chord harmonisation Same scale, other instruments Same scale, other tonics Modes built on this tonic Theory reference
RelativeG♭ Natural MinorSame seven notes, tonic on the 6th degree — your access to the related minor key.ParallelB𝄫 Natural MinorSame tonic, the parallel minor — the deepest mode flip in tonal music.Up a fifthF♭ MajorOne sharp brighter on the circle of fifths.Up a fourthE𝄫 MajorOne flat darker on the circle of fifths.One note differentB𝄫 LydianRaise the 4th — the bright, floating Lydian colour.One note differentB𝄫 MixolydianLower the 7th — folk, blues-rock, Celtic vocabulary.SubsetB𝄫 Pentatonic MajorFive notes from the same scale — the bedrock pentatonic.ExoticB𝄫 Harmonic MajorBorrow the ♭6 from minor — operatic edge, IV / iv6 colour.
Questions
What notes are in the B𝄫 Ionian scale?
The B𝄫 Ionian scale uses the notes B𝄫, C♭, D♭, E𝄫, F♭, G♭, A♭ (one octave; the pattern repeats at higher registers).
What chords work over B𝄫 Ionian?
The diatonic chords of B𝄫 major: B𝄫 major, ii minor, iii minor, IV major, V major (or V7), vi minor, vii°. Strong cadences use IV→V→I.
How do I finger B𝄫 Ionian on Bassoon (tenor clef)?
On double reeds, scales train reed control + register changes + the half-hole / full-hole register transition. Slow practice exposes pitch instability the player can correct with embouchure.
When would I use the Ionian scale?
The major scale labelled as a mode — the pre-tonal bright default.