Whereas a triad chord contains 3 notes, a 7th chord contains 4 notes that are played together or overlapping. This step defines a seventh chord, names the 7th chord qualities and identifies the notes that vary between them. The staff diagrams and audio files contain each note individually, ascending from the root, followed by the chord containing all 3 notes. The figured bass symbols for this chord in root position are 7/5/3.

These note names are shown below on the treble clef followed by the bass clef.

Middle C (midi note 60) is shown with an orange line under the 2nd note on the piano diagram. The 4th note of the B-flat major 7th chord is A The 3rd note of the B-flat major 7th chord is F

The 2nd note of the B-flat major 7th chord is D The 1st note of the B-flat major 7th chord is Bb B-flat major 7th chord note names Note no. The chord spelling / formula relative to the Bb major scale is: 1 3 5 7. The B-flat major 7th chord contains 4 notes: Bb, D, F, A. This step shows the B-flat major 7th chord in root position on the piano, treble clef and bass clef.

B flat major dominant 7th chord