In C♯ minor, B is B (natural)The key signature of C♯ minor does not alter B, so it stays natural.

Is B sharp or flat in C♯ minor?

In C♯ minor, B is natural: the key signature has four sharps, F♯, C♯, G♯ and D♯, and none of them falls on B, so you play the plain B unless a written accidental says otherwise.

The signature of C♯ minor is four sharps, F♯, C♯, G♯ and D♯. It alters only F, C, G and D, so B is left alone.

Spelled from the tonic, the C♯ minor scale runs C♯, D♯, E, F♯, G♯, A, B — one of each letter, each carrying whatever the signature gives it. The staff above draws the C♯ minor signature and the note B inside it — exactly as you would meet it in a piece written in this key.

Every letter in C♯ minor

C♯ minor has four sharps, F♯, C♯, G♯ and D♯. That fixes what each of the seven letters is called in this key:

  • C is C♯
  • D is D♯
  • E is E (natural — the signature leaves it alone)
  • F is F♯
  • G is G♯
  • A is A (natural — the signature leaves it alone)
  • B is B (natural — the signature leaves it alone) — the letter on this page

C♯ minor shares its signature with its relative E major — the same sharps or flats, so B is natural there too.

Frequently asked questions

Is B sharp or flat in C♯ minor?
No. C♯ minor has four sharps, F♯, C♯, G♯ and D♯ — none of them on B, so B is natural in this key.
What accidental does B carry in C♯ minor?
B stays natural. The signature of C♯ minor is four sharps, F♯, C♯, G♯ and D♯. It alters only F, C, G and D, so B is left alone.
What sharps or flats are in C♯ minor?
C♯ minor has four sharps, F♯, C♯, G♯ and D♯ — written in that order at the start of the staff.
How is the C♯ minor scale spelled?
From the tonic up: C♯, D♯, E, F♯, G♯, A, B. Each letter appears once, carrying whatever the key signature gives it.