Bb Dominant 7th Piano Chord

Root
Bb
3rd
D
Min 7th
Ab
5th
F
E
G
B
D
F
F
A
C
E
Bb
D
F
Ab

The Notes in a Bb Dominant Chord

The Root

The root of the chord is always the easiest to find because it's in the name of the chord! The root of a Bb Dominant chord is Bb.

The 3rd

The third of a Bb Dominant chord is D. The third is up four half-steps from the Root.

Finding D from Bb step by step:

  • Start on: Bb
  • Step 1: move up to B
  • Step 2: move up to C
  • Step 3: move up to Db
  • Step 4: Land on D
3rd
D
Root
Bb
1
2
3
  • B is a minor second above Bb.
  • C is a major 2nd above Bb.
  • Db is a minor third above Bb.
  • D is a major third above Bb.

The Min 7th

The minor seventh of a Bb Dominant chord is Ab. The minor seventh is down two half-steps from the Root.

Finding Ab from Bb step by step:

  • Start on: Bb
  • Step 1: move down to A
  • Step 2: Land on Ab
Min 7th
Ab
Root
Bb
1
  • A is a minor second below Bb.
  • Ab is a major 2nd below Bb. The min 7th is down a major 2nd? Confusing, right? The note Ab is down 2 half-steps from Bb, but up 10 half-steps from Bb:
Min 7th
Ab
Root
Bb
1
2
3
4
5
6
7
8
9

The Inversions of Bb Dominant

Root Position

Root
Bb
3rd
D
Min 7th
Ab
5th
F
E
G
B
D
F
F
A
C
E
Bb
D
F
Ab

1st Inversion

3rd
D
5th
F
Min 7th
Ab
Root
Bb
E
G
B
D
F
F
A
C
E
D
F
Ab
Bb

2nd Inversion

5th
F
Min 7th
Ab
Root
Bb
3rd
D
E
G
B
D
F
F
A
C
E
F
Ab
Bb
D

3rd Inversion

Min 7th
Ab
Root
Bb
3rd
D
5th
F
E
G
B
D
F
F
A
C
E
Ab
Bb
D
F

How to find Bb Dominant with my three-finger-method

This is the method taught in my book "How to Speed Read Piano Chord Symbols"

Step 1) Use the Fourth

Find the Root and the Fourth up from the Root. (See my tutorial on finding fourths).

Root
Bb
Root
Bb
4th
Eb

Step 2) Move the right hand down

Move the root a whole-step down (two keys to the left on the piano) and the other note (the fourth) a half-step to the left (on key down on the piano).

Root
Bb
Min 7th
Ab
3rd
D

How to Find 7th Chords with Nate's Three Finger Method

  • Major 7th chords: bring both fingers down a half-step
  • Minor 7th chords: bring both fingers down a whole-step
  • Dominant 7th chords: bring the Root down a whole-step, the fourth down a half-step
  • Diminished 7th chords: bring the Root down a minor third, the fourth down a whole-step

If you would like to learn more about my method, pick up "How to Speed Read Piano Chord Symbols".

Other Dominant 7th Chords