What notes are in the A7#9 chord?

The A7#9 chord contains the notes A, C#, E, G, C. The A7#9 chord is hendrix chord. It consists of the notes A, C#, E, G, C. This altered chord adds dissonance and tension, perfect for jazz improvisation and modern harmony.

How do I play A7#9 on piano?

Place your thumb on the root note A. Place your middle finger on C#. Place your pinky finger on E. For the G note, use your index or ring finger depending on comfort. Press all keys simultaneously to hear the A7#9 chord.

What chords go well with A7#9?

Common progressions using A7#9 include: ii-V-I Jazz Progression, I-vi-ii-V Progression. Related chords include A, Am, Adim.

A Dominant 7 sharp 9 Chord on Piano – How to Play A7#9 (Notes & Fingering)

Chord Information

Learn how to play A7#9 on piano

Notes in Chord

Intervals

Inversion

Notes (bottom to top): A4 - C#5 - E5 - G5 - C5

Right Hand Fingering

Fingers: 1-2-3-4-5

1=thumb, 2=index
3=middle, 4=ring, 5=pinky

Interactive Piano

Click the highlighted keys to play the A7#9 chord

Click any key to load sounds

How to Play A7#9 on Piano

Place your thumb on A.
Place your index finger on C#.
Place your middle finger on E.
Place your ring finger on G.
Place your pinky finger on C.
Press all keys simultaneously to hear the A7#9 chord.

Recommended fingering: 1-2-3-4-5 (right hand)

A7#9 Chord Inversions

The A7#9 chord can be played in different inversions:

Root Position

A - C# - E - G - C (bass note: A)

First Inversion

C# - E - G - C - A (bass note: C#)

Second Inversion

E - G - C - A - C# (bass note: E)

Common Chord Progressions Using A7#9

ii-V-I Jazz Progression

Common chord progression

Bm7→A7#9→Emaj7

I-vi-ii-V Progression

Common chord progression

Emaj7→C#m7→Bm7→A7#9

Practice Tips for A7#9

Start slowly and focus on pressing all keys simultaneously for a clean sound.
Practice transitioning between A7#9 and other common chords to build muscle memory.
Experiment with different hand positions to find what's most comfortable for you.
Record yourself playing to hear how the chord sounds in context.