Piano chord

B Dominant 7th Piano Chord (B7)

The B Dominant 7th chord on piano is made of the notes B, D♯, F♯ and A. Bluesy and strong pull toward resolution. Foundation of blues and jazz.

B Dominant 7th chord on a piano keyboard: B, D♯, F♯, A C5C6 B D♯ F♯ A

B7 B – D♯ – F♯ – A

Tap any key to hear it.

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What notes are in B Dominant 7th?

4 notes, built 1 – 3 – 5 – ♭7 up from B.

Notes
B – D♯ – F♯ – A
Formula
1 – 3 – 5 – ♭7
Semitones from the root
0 – 4 – 7 – 10
Symbol
B7
Chord type
Dominant 7th, 4 notes

How to play B Dominant 7th on piano

  • Right hand: B (1), D♯ (2), F♯ (3), A (5). Fingers 1 – 2 – 3 – 5, thumb on B.
  • Left hand: B (5), D♯ (3), F♯ (2), A (1). Fingers 5 – 3 – 2 – 1, little finger on B.

Fingers are numbered 1 (thumb) to 5 (little finger) on both hands.

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B Dominant 7th inversions

Each inversion puts a different note of the chord in the bass. Written as a slash chord: B7/D♯, B7/F♯, B7/A.

B Dominant 7th root position on piano: B, D♯, F♯, A B D♯ F♯ A
Root position B7 B – D♯ – F♯ – A RH 1 – 2 – 3 – 5 · LH 5 – 3 – 2 – 1
B Dominant 7th 1st inversion on piano: D♯, F♯, A, B D♯ F♯ A B
1st inversion B7/D♯ D♯ – F♯ – A – B RH 1 – 2 – 3 – 5 · LH 5 – 3 – 2 – 1
B Dominant 7th 2nd inversion on piano: F♯, A, B, D♯ F♯ A B D♯
2nd inversion B7/F♯ F♯ – A – B – D♯ RH 1 – 2 – 3 – 5 · LH 5 – 3 – 2 – 1
B Dominant 7th 3rd inversion on piano: A, B, D♯, F♯ A B D♯ F♯
3rd inversion B7/A A – B – D♯ – F♯ RH 1 – 2 – 3 – 5 · LH 5 – 3 – 2 – 1

Progressions with B Dominant 7th

Press play: the chords move across the keyboard as they sound, voiced so your hand barely moves.

ii–V–I

in E major

  1. ii7 F♯m7
  2. V7 B7
  3. Imaj7 Emaj7
ii–V–I in E major: F♯m7, B7, Emaj7 C♯ E F♯ A

Minor cadence

in E minor

  1. i Em
  2. iv Am
  3. V7 B7
  4. i Em
Minor cadence in E minor: Em, Am, B7, Em B E G

Can you find B Dominant 7th?

Tap the notes on the keyboard, then check. Six chords, starting with this one.

1 / 6 Tap the notes of B Dominant 7th (B7)

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Any octave, any order. Each key you tap plays.

Practice keyboard: tap the notes of the chord

What key is B Dominant 7th in?

The keys whose scale contains every note of B7, with the chord’s Roman numeral in each.

Major keys

  • E majorV7

Minor keys

  • E minorV7 (harmonic minor)
  • C♯ minorVII7

B Dominant 7th chord FAQ

What notes are in the B Dominant 7th chord?

B Dominant 7th (B7) has 4 notes: B, D♯, F♯ and A. Its formula is 1 – 3 – 5 – ♭7, counted up from B.

How do you play B Dominant 7th on the piano?

Put your right thumb on B and play B, D♯, F♯ and A with fingers 1 – 2 – 3 – 5. With the left hand, use fingers 5 – 3 – 2 – 1, little finger on B.

What are the inversions of B Dominant 7th?

1st inversion: D♯, F♯, A, B (B7/D♯). 2nd inversion: F♯, A, B, D♯ (B7/F♯). 3rd inversion: A, B, D♯, F♯ (B7/A).

What key is B Dominant 7th in?

B7 belongs to E major (V7) and C♯ minor (VII7).

Other B chords

Dominant 7th chords on every root

Piano chord chart: all 264 chords Open B7 in the chord finder Free PDF chord chart Play it on the virtual piano