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Below is a chart of triads in major and minor scales. Included are the two forms of
the dominant chord that commonly occur, listing the most common first. Also listed are
both the supertonic and subtonic triads in minor, also in order of most common to least
common.
Scale
Degree |
Degree &
Triad Name |
Degrees in
the Triad |
Major Scale
Triad Type & Symbol |
Minor Scale
Triad Type & Symbol |
| 1 |
tonic |
1 - 3 - 5 |
Major, I |
minor, i |
| 2 |
supertonic |
2- 4- 6 |
minor, ii |
diminished, ii |
| 3 |
mediant |
3 - 5 - 7 |
minor, iii |
major, III |
| 4 |
subdominant |
4 - 6 - 1 |
major, IV |
minor, iv |
| 5 |
dominant |
5 - 7 - 2 |
major, V |
major, V |
| 6 |
submediant |
6 - 1 - 3 |
minor, vi |
major, VI |
| 7 |
leading tone (major scale)*
subtonic (minor scale) |
7 - 2 - 4 |
diminished, vii |
diminished, vii major, VII |
| CHORD
QUALITIES (quick view) |
MAJOR KEYS
Major Triads: I IV V
Minor Triads: ii iii vi
Diminished: viio |
MINOR KEYS
Major Triads: III V VI
Minor Triads: i iv
Diminished: iio viio |
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