# The One – The Chainsmokers: piano chords

The One by The Chainsmokers uses 5 chords in D major; difficulty on the piano: medium.

## Chords in the song

[Bm](https://pianokitty.com/c/Bm), [G](https://pianokitty.com/c/Gmaj), [D](https://pianokitty.com/c/Dmaj), [Bm7](https://pianokitty.com/c/Bm7), [A](https://pianokitty.com/c/Amaj)

## Chord sheet

- Intro 1: Bm G D
- Verse 1: Bm G D Bm G D Bm G D Bm G D
- Chorus 1: Bm G D Bm G D Bm G D Bm7 G A Bm G A D
- Verse 2: Bm G D Bm G D Bm G D Bm G D
- Chorus 2: Bm G D Bm G D Bm G D Bm7 G A Bm G A D

## Questions

### Which chords does The One by The Chainsmokers use?

Different chords: 5. They are all in the list under “Chords in the song”.

### What key is The One by The Chainsmokers in?

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

### How hard is The One to play on the piano?

Difficulty: medium. The rating counts the different chords (5), 7th and extended chords, and chords with another bass note.

[Practice this song](https://pianokitty.com/app?subject=songs&spec=%3Cintro_1%3E+Bm+G+D+%3Cverse_1%3E+Bm+G+D+Bm+G+D+Bm+G+D+Bm+G+D+%3Cchorus_1%3E+Bm+G+D+Bm+G+D+Bm+G+D+Bm7+G+A+Bm+G+A+D+%3Cverse_2%3E+Bm+G+D+Bm+G+D+Bm+G+D+Bm+G+D+%3Cchorus_2%3E+Bm+G+D+Bm+G+D+Bm+G+D+Bm7+G+A+Bm+G+A+D&seq=inOrder&title=The+Chainsmokers+-+The+One)

[Piano chords for popular songs](https://pianokitty.com/songs/browse)

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/the-chainsmokers/the-one