Quiz #20 - 7th Chords

7th Chords

Seventh chords are four-note chords consisting of a root, third, fifth, and an added seventh interval.

Here are the most common 7th chords:

Major 7th Example in C: C - E - G - B
Dominant 7th Example in C: C - E - G - B♭
Minor 7th Example in C: C - E♭ - G - B♭
Half-diminished 7th Example in C: C - E♭ - G♭ - B♭
Dimished 7th Example in C: C - E♭ - G♭ - B♭♭
Augmented 7th Example in C: C - E - G♯ - B♭
Augmented Major 7th Example in C: C - E - G♯ - B
Minor Major 7th Example in C: C - E♭ - G - B

Watch for inverted chords! Inverted chords are chords that are played in a different order than the root, third, fifth, and seventh. For example, a C Dominant 7th chord played in the root position is C - E - G - B♭. If the same chord is played in the third position, it sounds like E - G - B♭ - C.