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Piano · seventh sharp nine

E79 Chord on Piano

E Dominant 7♯9 (Hendrix) is E, G#, B, D, F## — the 1-3-5-b7-#9 pattern of a seventh sharp nine chord. There are 4 ways to play it on piano, ranked below from easiest to hardest.

Every voicing below is the same 5 notes in a different order. Root position is the one to learn first; the inversions exist to keep your hand still when you change chords.


Start hereRoot Position (RH)

Root position — the root is the lowest note. This is the sound in your head when you read the chord symbol, and the one to learn first.

C4E4B4C5D5G5G#4
Press play to hear E7#9 the way this shape actually sounds.

Ways to voice it 4 voicings, easiest first

Same 5 notes in all of them. What changes is which one sits at the bottom — and how far your hand has to travel to get there.

  1. C4E4B4C5D5G5G#4

    Way 1 of 4

    Root Position (RH)

    Easiest here· intermediate· the standard shape

    Root position — the root is the lowest note. This is the sound in your head when you read the chord symbol, and the one to learn first.

    Keys: E4 · G#4 · B4 · D5 · G5

  2. C4B4C5D5E5G5G#4

    Way 2 of 4

    1st Inversion (RH)

    intermediate

    First inversion — the 3rd (G#) moves to the bottom. Reach for it when the chord before this one sat a step below: your hand barely travels.

    Keys: G#4 · B4 · D5 · E5 · G5

  3. C4B4C5D5E5G5G#5

    Way 3 of 4

    2nd Inversion (RH)

    intermediate

    Second inversion — the 5th (B) is in the bass. It leans forward instead of settling, which makes it a good passing chord.

    Keys: B4 · D5 · E5 · G5 · G#5

  4. C3E3C4B4C5D5G5G#4

    Way 4 of 4

    Spread Voicing (Both)

    advanced

    Root position — the root is the lowest note. This is the sound in your head when you read the chord symbol, and the one to learn first.

    Keys: E3 · G#4 · B4 · D5 · G5

What beginners get wrong

Moving in and out of it

The shape above: Root Position (RH).

Listening: each shape above has its own play button, and each one plays the notes that shape actually produces — not a generic triad.

E7#9 on other instruments

Same notes, different hands. Every link below is a real page with diagrams and audio.

Guitar

E79 on guitar

1 voicing · easiest is advanced

Or see E Dominant 7♯9 (Hendrix) on every instrument at once.

Chords next door

Same root, different colour — and all of them playable on piano.

E

E Major

Em

E Minor

Edim

E Diminished

Eaug

E Augmented

Esus2

E Suspended 2nd

Esus4

E Suspended 4th

E7#9 on Piano — questions people ask

What is the easiest way to play E7#9 on piano?

“Root Position (RH)” — which we rate intermediate — is the easiest E7#9 shape on piano. Root position — the root is the lowest note. This is the sound in your head when you read the chord symbol, and the one to learn first.

What notes are in the E Dominant 7♯9 (Hendrix) chord?

E Dominant 7♯9 (Hendrix) is E, G#, B, D, F## — the 1-3-5-b7-#9 interval pattern of a seventh sharp nine chord. Every voicing on this page uses those notes and nothing else; they just appear in a different order and octave.

How many ways can you play E7#9 on piano?

This page has 4 E7#9 voicings for piano, ranked from easiest to hardest: Root Position (RH), 1st Inversion (RH), 2nd Inversion (RH), Spread Voicing (Both). They all sound like E7#9; the differences are how hard they are to hold and how high they sit.

What can I play instead of E7#9?

The nearest stand-ins on piano that keep the same root are Esus4, Esus2, E. They keep the root and the fifth and only change what sits in the middle, so most songs still work — but check the swap against the melody, because the note you removed may be the one the tune is singing.

Can I play E7#9 on other instruments?

Yes. E7#9 is the same set of notes everywhere; only the fingering changes. This site has diagrams and audio for it on guitar.

Learn the theory behind E7#9

The shape gets your fingers there. These explain why it sounds the way it does.

Functional Harmony: Three Roles, One Engine

What a seventh chord is for — tension, resolution, and the seat it takes in the key.

6 min read

The 12-Bar Blues — Three Chords, A Century of Hits

Seventh chords are the whole sound of the blues. Twelve bars is where to hear it.

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Written and checked by Jake Dahn. Every voicing on this page is re-derived from the instrument’s tuning before it is published, so the diagram and the audio always agree. No ads, no sign-up, no paywall.