Piano · Level 6 · Intermediate

Augmented chords on Piano

I–I+–IV–iv in all 12 keys.

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THE SHORT ANSWER

Raising the fifth of a major chord gives the augmented chord, a suspenseful sound that pushes towards IV. Combined with a minor iv it creates a bittersweet phrase.

Choose a key

Listen first: C major

C

C major

Notes: C · E · G

Left hand: C2

Caug

C augmented

Notes: C · E · G♯

Left hand: C2
♯

F

F major

Notes: F · A · C

Left hand: F2

Fm

F minor

Notes: F · A♭ · C

Left hand: F2
♭
1
C
2
Caug
3
F
4
Fm

Why it works

The raised fifth becomes the third of IV; the minor iv is borrowed from the parallel minor key.

On another instrument

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