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B-flat Mixolydian Mode
The B-flat Mixolydian mode uses the notes of E-flat major, starting on B-flat: B-flat, C, D, E-flat, F, G, and A-flat. Let’s look at it on the keyboard and on the staff, with fingering for both hands, and hear what sets it apart from B-flat major.
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B-flat Mixolydian mode overview
Visualize the B-flat Mixolydian mode on the piano
On the keyboard, B-flat Mixolydian uses B-flat, C, D, E-flat, F, G, and A-flat, with B-flat, E-flat, and A-flat on black keys, and B-flat again at the top. These seven notes are the E-flat major scale, started on its 5th note. The notes are shared, but the home note is B-flat, and that changes how the scale sounds.
What gives B-flat Mixolydian its sound
Compared with the B-flat major scale, only one note changes: the 7th is A-flat instead of A. With the 7th a whole step below the tonic rather than a half step, there’s no leading tone pulling upward. The mode is major, but it sounds relaxed and unhurried, with less urgency to resolve.
Its home chord, built on B-flat from the 1st, 3rd and 5th notes, is B-flat major (B-flat, D, and F). Playing that chord before and after the scale helps the ear hear B-flat as home rather than E-flat.
Play B-flat Mixolydian on the piano
The two charts show the fingering one hand at a time. Each hand covers the seven notes in two positions, a group of three fingers (red) and a group of four (blue); a note in green is an extra note at the end of the scale, outside the two positions.
The right hand starts on B-flat with the 4th finger. Going up, the thumb passes under to C after the 4th finger on B-flat and to F after the 3rd finger on E-flat. The top B-flat is played with the 4th finger. This is the fingering of the E-flat major scale on the same notes: the thumb plays the same keys it plays in E-flat major, so it never lands on a black key.
The left hand starts on B-flat with the 3rd finger. Going up, the 3rd finger folds over the thumb from D to E-flat and the 4th finger folds over the thumb from G to A-flat. The top B-flat is played with the 3rd finger. This is the fingering of the E-flat major scale on the same notes: the thumb plays the same keys it plays in E-flat major, so it never lands on a black key.
The notes of B-flat Mixolydian on the staff
On the staff, the eight notes climb by step from B-flat to B-flat, the right hand in the treble clef and the left hand an octave lower in the bass clef. B-flat Mixolydian is written with the key signature of E-flat major: three flats (B-flat, E-flat, and A-flat). The key signature belongs to E-flat major, but here the line begins and ends on B-flat, and that’s what makes it B-flat Mixolydian.
Play B-flat Mixolydian up and down one octave
Next, B-flat Mixolydian as we’ll practice it: up one octave and back down, one note per beat, ending on a half note. The fingering for the right hand is written above the notes and for the left hand below.
Practice B-flat Mixolydian
The fingering is not the difficult part here, since it follows a scale we already know. What tends to go wrong is the ear: the notes of B-flat Mixolydian are familiar from E-flat major, and the scale easily slips back toward E-flat. Let’s work on it in a few stages.
- Find the home note first: Before the scale, we play the B-flat major chord and let it ring, then play the scale and end on the same chord. The aim is to keep B-flat as the center the whole way through.
- Compare with B-flat major: We play the B-flat major scale and then B-flat Mixolydian, slowly, listening for A-flat where B-flat major has A. That one change is the whole difference in sound, and hearing it is more useful than any rule about the mode.
- Hands separately, then together: Each hand alone first, slowly and evenly, with special attention to the thumb passing under to C and F in the right hand. Then hands together, an octave apart, keeping the pulse even.
- Shape the line: Once it’s steady, we let the scale grow a little toward the top and relax on the way down. It turns the scale into a phrase and keeps the ear involved.
Avoid common mistakes in B-flat Mixolydian
A few things tend to go wrong in B-flat Mixolydian:
- Hearing E-flat as home: Because the notes are those of E-flat major, the ear tends to treat E-flat as the center and B-flat as a passing note. Starting and ending firmly on B-flat, and playing the B-flat major chord around the scale, keeps the mode’s own center clear.
- Falling back to B-flat major: Out of habit, the hand often plays A instead of A-flat. Slowing down at that point and naming the note before playing it usually fixes it within a few repetitions.
- Uneven thumb notes: The thumb plays on its side and tends to land heavily, especially right after passing under. Letting the thumb travel early and arrive lightly keeps the line even.
Other techniques related to B-flat Mixolydian:
- The E-flat major scale (the same notes, starting on E-flat)
- The B-flat major scale (the same starting note)
- The Mixolydian mode on every note
- The Complete Guide to Piano Modes