Bbdim7 chord (B flat diminished seventh) on piano
Bbdim7 (B flat diminished seventh) has four notes: B flat, D flat, F flat and A double flat. Its formula is 1, b3, b5, bb7.
Bbdim7 inversions and fingering
Bb Db Fb Abb · RH 1-2-3-5 · LH 5-3-2-1
Db Fb Abb Bb · RH 1-2-3-5 · LH 5-3-2-1
Fb Abb Bb Db · RH 1-2-3-5 · LH 5-3-2-1
Abb Bb Db Fb · RH 1-2-3-5 · LH 5-3-2-1
Bb Db Abb · LH 5-3-1
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| Symbol | Bbdim7 |
|---|---|
| Also written | Bb°7, Bbo7 |
| Notes | Bb Db Fb Abb |
| Formula | 1 b3 b5 bb7 |
| Intervals | root, minor third, tritone, major sixth |
| Type | Diminished seventh chord |
Bbdim7 across the keyboard
Piano, C3 to C5. Notes in this scale, low to high: Db3 (flat 3), Fb3 (flat 5), Abb3 (double flat 7), Bb3 (1), Db4 (flat 3), Fb4 (flat 5), Abb4 (double flat 7), Bb4 (1).
Swipe the chart sideways to see all of it.
Questions
What notes are in the Bbdim7 chord?
Bbdim7 (B flat diminished seventh) has four notes: B flat, D flat, F flat and A double flat. Its formula is 1, b3, b5, bb7. Bb is the root, Db is the minor third, Fb is the tritone and Abb is the major sixth.
How do you play Bbdim7 on piano?
Play Bb, Db, Fb and Abb together. Root position: Bb Db Fb Abb · RH 1-2-3-5 · LH 5-3-2-1.
What is the difference between Bbdim7 and Bbdim?
Bbdim7 is Bbdim (Bb, Db and Fb) with Abb, the double flat 7th, added.