G'day @PeterthePapercomPoser,
If I had to give you just one answer, Chopin's Scherzo Op. 20 No. 1 in B minor is one of my favourite pieces of music, period. I love the dark atmosphere that sets it apart from most other scherzos. Aside from that, I can never get enough of the coda!
https://www.youtube.com/watch?v=kOessAXp9bw&t=529s&ab_channel=gullivior
Other honourable mentions include (no particular ranking here; just in alphabetical order based on the name of the composer):
Alkan – Scherzo Focoso, Op. 34
Glazunov – Symphony Op. 5, No. 1 in E Major, II. (Allegro)
Mendelssohn – Piano Trio Op. 66, No. 2 in C minor, III. (Molto allegro quasi presto)
Moszkowski – Piano Concerto Op. 3, No. 1 in B minor, III. (Molto vivace)
Raff – Piano Quartet Op. 202, No. 2 in C minor, II. (Allegro)
Scharwenka – Piano Concerto Op. 32, No. 1 in B-flat minor, II. (Allegro assai)
Tchaikovsky – Symphony Op. 74, No. 6 in B minor, III. (Allegro molto vivace)
Tchaikovsky – Souvenir de Florence Op. 70, III. (Allegretto moderato)