Practice the B 9 Chord with Real-Time Feedback

B 9 position 1 guitar chord diagram

B9 (B dominant ninth) uses five notes: B, D#, F#, A and C#. That is a B major triad with a flat seventh (A) and a ninth (C#) added above it.

Look at the listed shapes and you will see three voicings, neither open nor barred, whose lowest fret is the 1st. The theory behind the stacking is covered in how chords are built. The B Mixolydian scale contains every B9 chord note.

The player at the top labels every note, so you can tell the ninth from the root at a glance.

B dominant 9th guitar chord is also written as B9, Bdom9, B7(9) or B7add9.

B9 Chord Notes and Formula

Notes that compose the B 9 chord:

B D# F# A C#

How to create the Dominant Ninth chord:

Formula: 1 3 5 b7 9

B 9 Chord Interactive Fretboard

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Go to the full guitar chords tutorial.

B 9 Guitar Chord Diagrams

Position 1 Movable

B 9 position 1 guitar chord diagram

Finger Positions

  • Mute the low E string
  • Mute the high E string
  • Place your index finger (1) on the fret 1 of the D string
  • Place your middle finger (2) on the fret 2 of the A string
  • Place your ring finger (3) on the fret 2 of the G string
  • Place your pinky finger (4) on the fret 2 of the B string

Position 2 Movable

B 9 position 2 guitar chord diagram

Finger Positions

  • Mute the low E string
  • Mute the high E string
  • Place your index finger (1) on the fret 6 of the A string
  • Place your middle finger (2) on the fret 6 of the G string
  • Place your ring finger (3) on the fret 7 of the D string
  • Place your pinky finger (4) on the fret 7 of the B string

Position 3 Movable

B 9 position 3 guitar chord diagram

Finger Positions

  • Mute the low E string
  • Mute the A string
  • Place your index finger (1) on the fret 6 of the G string
  • Place your middle finger (2) on the fret 7 of the D string
  • Place your ring finger (3) on the fret 7 of the B string
  • Place your pinky finger (4) on the fret 7 of the high E string

download this tutorial in pdf Find more shapes in our all guitar chords online library. If you prefer a printable pdf, download the Free Guitar Chords Chart Pdf

Chords That Go With B9

One key where B9 fits is E major, where it works as the V chord. These are the main chords of that key, the ones you will often hear around it:

I · E ii · F#m iii · G#m IV · A V · B vi · C#m

See every key in the guitar keys chart, or build a progression with these chords in the chord progression generator.

More B Chords

B Bm B7 Bm7 Bmaj7 Bsus4 Bsus2 Badd9 Bdim B6 Baug Bm6 B7sus4 Bdim7

Want to know how this chord is built? Read ninth and add9 chords explained, or browse all B guitar chords.

Play This Chord With Other Roots

C 9 | D 9 | E 9 | F 9 | G 9 | A 9 | B 9 | C#9 | D#9 | F#9 | G#9 | A#9 | Ab9 | Bb9 | Db9 | Eb9 | Gb9

Giancarlo Facoetti, founder of FaChords Guitar

Created by

Giancarlo Facoetti

Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher

FAQ

Which notes make up B dominant ninth?

B9 is B, D#, F#, A and C#. The A is the minor seventh and the C# is the major ninth over the root.

What does B9 add to B7?

B7 is B, D#, F# and A. B9 adds C#, a major ninth over the root, which gives the chord a wider sound.

How many voicings does B9 have?

There are 3 voicings, from fret 1 to fret 7. None of them uses an open string and none is a barre voicing.

Which scale suits B9?

B Mixolydian spells B, C#, D#, E, F#, G# and A. All five chord notes are in it, with C# as the ninth.

What interval is the A in B dominant ninth?

The A is a minor seventh over B, one whole step under the upper B. It is the note that makes the chord dominant instead of major.