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B altered pentatonic scale

The B altered pentatonic scale is made of the notes B, D, E♭, F, A. It has 5 notes; compared with the major scale its formula is 1 ♭3 ♭4 ♭5 ♭7.

Pentatonic · 5 notes

Note names
  1. 1B
  2. ♭3D
  3. ♭4E♭
  4. ♭5F
  5. ♭7A

PatternW+H – H – W – 2W – W(W = whole step, H = half step)

Five notes with no half steps: easy to use and found in every genre. Degrees are shown relative to the major scale: ♭3 is the third lowered by a half step, ♯4 the fourth raised.

Open in the scale finder

Mode and chords

Five notes of the altered scale, also called the super Locrian pentatonic. It highlights the tensions of the altered dominant (7alt).

Used overBm7♭5Bdim

Put it into practice

The scale played in thirds over one octave: one of the exercises MEG generates from this scale.

This scale is not part of the demo: in the MEG app you will find it in every key, with 24 patterns.

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Frequently asked questions

What are the notes of the B altered pentatonic scale?
The notes are B, D, E♭, F, A.
What is the pattern of the B altered pentatonic scale?
The sequence of steps is W+H – H – W – 2W – W (W = whole step, H = half step); compared with the major scale the degrees are 1 ♭3 ♭4 ♭5 ♭7.
Which chords is the B altered pentatonic scale used over?
It is used over Bm7♭5, Bdim: the chords on the tonic made of the notes of the scale.

Texts and tools by , professional musician and developer. Last updated: October 9, 2026.