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B major seventh chord

The Bmaj7 chord (major seventh) is made of the notes B, D♯, F♯, A♯. Its formula compared with the major scale is 1 3 5 7.

Bmaj7

Sevenths · 4 notes

Note names

How it is built

DegreeNoteInterval from the root
1BUnison
3D♯Major third
5F♯Perfect fifth
7A♯Major seventh

Inversions

  • Bmaj7B D♯ F♯ A♯Root position
  • Bmaj7/D♯D♯ F♯ A♯ BFirst inversion
  • Bmaj7/F♯F♯ A♯ B D♯Second inversion
  • Bmaj7/A♯A♯ B D♯ F♯Third inversion

Which keys it belongs to

Bmaj7 is a diatonic chord, that is, it comes from a degree of the scale, in these keys:

Frequently asked questions

Which notes make up the Bmaj7 chord?
The notes are B, D♯, F♯, A♯.
What is the formula of the Bmaj7 chord?
The formula is 1 3 5 7: major third, perfect fifth, major seventh.

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