# Big Jack – AC/DC: piano chords

Big Jack by AC/DC uses 10 chords in C minor; difficulty on the piano: medium.

## Chords in the song

[F](https://pianokitty.com/c/Fmaj), [G](https://pianokitty.com/c/Gmaj), [Em](https://pianokitty.com/c/Em), [C](https://pianokitty.com/c/Cmaj), [D](https://pianokitty.com/c/Dmaj), [G#](https://pianokitty.com/c/Gsharpmaj), [F#](https://pianokitty.com/c/Fsharpmaj), [Fm](https://pianokitty.com/c/Fm), [C#](https://pianokitty.com/c/Csharpmaj), [D#](https://pianokitty.com/c/Dsharpmaj)

## Chord sheet

- Intro 1: F G F G
- Verse 1: F G F G F G F G
- Chorus 1: Em C D G F G F
- Verse 2: G F G F G F G F
- Verse 3: G F G F G F G F G
- Chorus 2: Em C D G G# F#
- Verse 4: G# F# G# F# G# F# G# F# G# F#
- Verse 5: G# F# G# F# G# F# G# F# G#
- Chorus 3: Fm C# D# G# F# G# F#
- Verse 6: G# F# G# F# G# F# G# F#
- Verse 7: G# F# G# F# G# F# G# F# G#
- Chorus 4: Fm C# D# G#
- Outro 1: F# G# F# G#

## Questions

### Which chords does Big Jack by AC/DC use?

Different chords: 10. They are all in the list under “Chords in the song”.

### What key is Big Jack by AC/DC in?

The chords fit C minor. This is estimated from the chords, so the recording may be in another key.

### How hard is Big Jack to play on the piano?

Difficulty: medium. The rating counts the different chords (10), 7th and extended chords, and chords with another bass note.

[Practice this song](https://pianokitty.com/app?subject=songs&spec=%3Cintro_1%3E+F+G+F+G+%3Cverse_1%3E+F+G+F+G+F+G+F+G+%3Cchorus_1%3E+Em+C+D+G+F+G+F+%3Cverse_2%3E+G+F+G+F+G+F+G+F+%3Cverse_3%3E+G+F+G+F+G+F+G+F+G+%3Cchorus_2%3E+Em+C+D+G+G%23+F%23+%3Cverse_4%3E+G%23+F%23+G%23+F%23+G%23+F%23+G%23+F%23+G%23+F%23+%3Cverse_5%3E+G%23+F%23+G%23+F%23+G%23+F%23+G%23+F%23+G%23+%3Cchorus_3%3E+Fm+C%23+D%23+G%23+F%23+G%23+F%23+%3Cverse_6%3E+G%23+F%23+G%23+F%23+G%23+F%23+G%23+F%23+%3Cverse_7%3E+G%23+F%23+G%23+F%23+G%23+F%23+G%23+F%23+G%23+%3Cchorus_4%3E+Fm+C%23+D%23+G%23+%3Coutro_1%3E+F%23+G%23+F%23+G%23&seq=inOrder&title=AC%2FDC+-+Big+Jack)

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Chord data: [Chordonomicon](https://huggingface.co/datasets/ailsntua/Chordonomicon), [CC BY-NC 4.0](https://creativecommons.org/licenses/by-nc/4.0/). Chords are transcriptions and can differ from the recording.

https://pianokitty.com/songs/ac-dc/big-jack