Bb7(b9) Guitar Chord | Play, Hear and Practice Interactively
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The Bb7(b9) chord, a rich member of the Dominant Chords family, is built from the notes Bb, D, F, Ab, and Cb, corresponding to the intervals Root (1), Major Third (3), Perfect Fifth (5), Minor Seventh (b7), and Minor Ninth (b9). Use the interactive fretboard tool at the top of this page to visualize every fingering, listen to the chord played as a strum or arpeggio, and check your own playing with the real-time microphone feedback - the tool will tell you if you're nailing it.
With its distinctive tension, the Bb7(b9) chord is a staple in jazz and blues, often used to create a strong pull to the next chord. To truly understand its structure and how it functions, explore our guide to Chord Construction. As a complex dominant form, you'll find more insights in our Dominant Chord tutorial and specifically for its added ninth, our Ninth Chords page. Many shapes for this chord involve barre forms, so our Guitar Bar Chords tutorial can be a valuable resource.
Scroll down to find comprehensive chord diagrams, ranked from easiest open positions to more challenging barre shapes, along with detailed music theory, songs that feature the Bb7(b9) chord, and common keys where it appears. But before you dive into the diagrams, make sure to spend some time with the interactive tool above. Set a comfortable BPM with the drum tool, strum the chord, and let the mic feedback confirm your finger placement. This hands-on, real-time practice is the fastest way to truly master this chord and make it sound musical in your playing.
Notes that compose the Bb 7(b9) chord:
How the Dominant Seventh Flat Nine Added chord is built:
Bb Dominant Seventh Flat Nine Added Guitar Chord Diagrams
Position 1
Open
Position 2
Movable
Position 3
Movable
Position 4
Barre
Movable
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FAQ
What notes make up the Bb 7(b9) chord?
The Bb 7(b9) chord is composed of five specific notes: Bb (the root), D (the major third), F (the perfect fifth), Ab (the minor seventh), and Cb (the minor ninth).
What do the '7' and '(b9)' mean in the Bb 7(b9) chord name?
In the Bb 7(b9) chord, the '7' indicates the presence of a minor seventh interval (Ab) above the root, which is a defining characteristic of dominant chords. The '(b9)' signifies that the chord includes a minor ninth interval (Cb), which adds a distinctive tension.
How is the Bb 7(b9) chord structured using musical intervals?
The Bb 7(b9) chord is constructed from its root (Bb) using the following musical intervals: a Root (1), a Major Third (3), a Perfect Fifth (5), a Minor Seventh (b7), and a Minor Ninth (b9).
Why is the Bb 7(b9) chord described as 'tension-filled'?
The Bb 7(b9) chord's distinctive tension-filled sound primarily comes from the minor ninth (b9) interval (Cb). This interval, especially in combination with the minor seventh, creates a harmonic tension that often leads strongly to resolution in musical contexts.
What makes the Bb 7(b9) chord a dominant chord?
The Bb 7(b9) chord is classified as a dominant chord because its fundamental structure includes a root, major third, perfect fifth, and a minor seventh (Bb, D, F, Ab). This core combination gives it a dominant harmonic function, with the minor ninth (Cb) acting as an extension to this sound.
In which musical genres is the Bb 7(b9) chord commonly used?
The Bb 7(b9) chord is a staple in various musical genres, most notably jazz and blues, where its rich texture and distinctive tension-filled sound are frequently utilized to create harmonic interest and drive.