Guitar chord · Triads

B diminished chord on guitar

×2BD4BB1F

x20401 · Open position
All 6 shapes, tab & fingering ↓

6 ways to play Bdim on guitar, with finger positions, tabs and step-by-step instructions.

Tense and unstable — it usually wants to resolve up by a half step.

Bdim is the vii° chord in C major. In minor keys: ii° in A minor.

Notes
BDF
Formula
1♭3♭5
Built from
root · minor 3rd · diminished 5th

Guitar

Standard tuning (E A D G B E) · 6 voicings · E string on the left · Other tunings →

×2BD4BB1F

How to play it · Open position

  1. 6th string (low E): don’t play — mute it
  2. 5th string (A): 2nd fret, middle finger (2) B
  3. 4th string (D): play open D
  4. 3rd string (G): 4th fret, pinky finger (4) B
  5. 2nd string (B): play open B
  6. 1st string (high E): 1st fret, index finger (1) F

Tablature

e|--1---|
B|--0---|
G|--4---|
D|--0---|
A|--2---|
E|--x---|

Top line is the high E string. x = don’t play, 0 = open string.

Every Bdim note on the guitar neck

Bright dots are the selected voicing — the rest are other places you can find the same chord tones.

EADGBe123456789101112131415♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5

Tips for playing Bdim on guitar

x2343x is the common shape; mute the low E and high E strings.

Bdim guitar chord diagram (B diminished)
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