Lesson 10
7th chords

Practice Drills
ID all 7th chords
write 7ths root
PDFdrills_L10

Assignments

 

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Summary Table: Lesson 10

7th
chord
Four pitches built in thirds sounding simultaneously
root Pitch on which the chord is built
third First pitch above the root (either a major or minor third above)
fifth Second pitch above the root (a fifth above)
seventh Third pitch above the root (a seventh above)

major
7th chord

Major triad plus major seventh above root (or major third on top)
minor
7th chord
Minor triad plus minor seventh above root (or minor third on top)
major-minor
7th chord
Major triad plus minor seventh above root (or minor third on top)
Also called "dominant seventh" when built on 5th scale degree
half-diminished
7th chord
Diminished triad plus minor seventh above root (or minor third on top)
(fully)
diminished
7th chord

Diminished triad plus diminished seventh above root (or minor third on top)

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