Chord Name | double diminished (fully diminished) 7 | half diminished (diminished minor) 7 | minor-minor 7 | major-minor 7 | major-major 7 |
---|---|---|---|---|---|
Symbol | dd 7 | dm 7 | mm 7 | Mm 7 | MM 7 |
Intervallic Structure of the Chord | diminished triad + major third OR three stacked minor 3rds | diminished triad + major 3rd | minor triad + minor 3rd | major triad + minor 3rd | major triad + major 3rd |
Common Harmonic Function | vii07 in minor keys | iiØ7 in minor keys OR viiØ7 in major keys | ii7 OR vi7 in major keys | V7 in major AND minor keys | rare in classical music; commoner in jazz and pop |
Solfege | ti re fa le | re fa le do OR ti re fa la | re fa la do OR la do mi sol | sol ti re fa | do mi sol ti |
Study the following scores and listen to them on the Spotify playlist “UI Aural Skills III Seventh Chords” by user “mirandawilson.”
Review the following table of the inversions and spellings of seventh chords.
Position | Intervallic Relation | Abbreviation |
---|---|---|
Root Position | 1-3-5-7 | 7 |
First Inversion | 1-3-5-6 | 6/5 |
Second Inversion | 1-3-4-6 | 4/3 |
Third Inversion | 1-2-4-6 | 4/2 |
Review how the inversions of the seventh chords feel under your fingers on the piano keyboard. Play them blocked, then arpeggiated. Notice how they are similar to, and different from each other. Improvise contexts for them using your knowledge of chord progressions and voice-leading.
Review this singing warm-up, paying special attention to finding your intervals in a vocally independent manner (i.e. with minimal reference to pitches on the piano).
Review the following table of intervallic relations within compound seventh chords. Memorize these rules for easy recall.
(intervallic relation) | fully diminished (dd) | half diminished (dm) | minor-minor (mm) | major-minor (Mm) | major-major (MM) |
contains tritones? | 2 (ti-fa, re-le) | 1 (ti-fa OR re-le) | 0 | 1 (ti-fa) | 0 |
contains P5 or P4? | no | 1 (re-la OR fa-do) | 2 (re-la and fa-do OR la-mi and do-sol) | 1 (sol-re) | 2 (do-sol, mi-ti) |
what type of 7th? | diminished (ti-le) | minor (ti-la OR re-do) | minor (re-do OR la-sol) | minor (sol-fa) | major (do-ti) |
Review and memorize the flow chart to sort through information quickly and eliminate potential wrong answers.
Practice the following contexts for compound seventh chords at the piano. Notice the voice-leading, and play the chords both blocked and arpeggiated, as well as playing the four voices separately to hear their linear shapes.