5-1 Cadence [2021] Jun 2026

This creates the strongest possible sense of conclusion. If you imagine a symphony ending with a loud, crashing chord where the melody lands firmly on the home note, you are imagining a PAC. It leaves no questions unanswered.

Playing G to C sounds like a nursery rhyme (Twinkle Twinkle). Playing G7 to Cmaj7 sounds like jazz. Always include the 7th on the 5 chord and the Major 7th on the 1 chord.

The Perfect Authentic Cadence is the "gold standard" of resolution. To qualify as a PAC, two strict conditions must be met: 5-1 cadence

While rock often uses the 4-1 ("Plagal") cadence for a "cooler" sound, the 5-1 remains the go-to for anthemic choruses.

You cannot discuss the 5-1 cadence in a modern context without mentioning its older sibling: the . This creates the strongest possible sense of conclusion

This article explores the history, mechanics, psychology, and application of the 5-1 cadence, illustrating why this two-chord progression remains the most powerful tool in a composer’s arsenal.

: This is the strongest version. Both chords must be in root position (the bass note is the name of the chord), and the highest note of the final chord must be the tonic note. Playing G to C sounds like a nursery rhyme (Twinkle Twinkle)

If you play G major to C major in root position with your right hand moving exactly the same shape (G-B-D -> C-E-G), you get parallel perfect fifths. In classical voice leading, this is forbidden; in jazz, it is simply boring. It sounds like a medieval organ.

No discussion of the 5-1 cadence is complete without mentioning its mischievous cousin: the Deceptive Cadence.