F Ionian (major)

A diatonic mode with a major 3rd and major 7th; a stable major sound.

Octaves

Musical context

How the mode relates to the scale, chord, key and progression.

Theory

General info

Name
F Ionian (major)
Family
Diatonic modes
Note count
7
Step formula
W – W – H – W – W – W – H

Notes & degrees

1Froot
2Gmajor 2nd
3Amajor 3rd
4Bbperfect 4th
5Cperfect 5th
6Dmajor 6th
7Emajor 7th

Construction

Overview
A diatonic mode with a major 3rd and major 7th; a stable major sound.
Application in music
Identical to the natural major scale and forms the modal basis of a major key.
Interval formula
F
W
G
W
A
H
Bb
W
C
W
D
W
E
Reference mode
F Ionian

F Ionian (major) coincides with the F Ionian mode — it is the reference itself.

How the mode is built

Position in the system
Degree 1 of the parent major scale
Parent scale
The Ionian mode is itself the major scale

Sibling modes

Chords by degree

Tensions & resolutions

Stable degrees

IFpoint of resttonic
IIIAdefines modal qualitythird
VCsupports the tonic sonorityfifth

Typical resolutions & tensions

VIIEE
IFF
In typical voice leading, the leading tone rises by semitone to tonic.
IIIAA
IVBbBb
In a dominant context, scale degree 4 normally descends by step to 3.
IFF
IIGG
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.

This mode on guitar 🎸

See how F Ionian (major) looks on guitar.

Explore

Circle of fifths

The major key on the same tonic and its neighbouring keys on the circle of fifths.

CAmGEmDBmAF#mEC#mBG#mF#D#mDbBbmAbFmEbCmBbGmFDmFmajor
Relative key
Dominant
Subdominant
Key signature
1 flat (Bb)

Connections

Practice

Keyboard Trainer

Reinforce it in practice — play and name notes on the interactive keyboard.

Open Trainer

Frequently Asked Questions