CHORD · DOMINANT 7TH

B7 (B7)

The B7 chord (B7) contains 4 notes: B, D#, F#, A. A major triad plus a minor 7th — restless, contains a tritone, wants to resolve.

CDEFGABCDEFGABCD#F#

Notes

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Intervals from root

DegreeNoteIntervalQualityHalf steps
1B1Perfect Unison0
2D#3Major 3rd4
3F#5Perfect 5th7
4Ab7Minor 7th10

Where B7 shows up

Progressions that use this chord, and the role it plays in each.

Build B7 until it's instinct

Build B7 in Build the Chords.

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