If you mean a common f sharp triad on a piano, then they would be F sharp, A Sharp, and C sharp, any combination of the three.
The notes of the diatonic F sharp scale are F sharp, G sharp, A sharp, B, C sharp, D sharp and E sharp
The notes in the D major chord are D, F-sharp, and A.
A♯, Cx (double sharp) and E♯ (F).
D, E, F sharp, and G sharp
Firstly, there is no B minor chord in the key of F sharp minor. Rather, it is A sharp minor chord. And you can use any chord at the end of a chord progression. Why not!
It's just like a C7 chord only every note is raised by one semi-tone, making the notes:C#, E#, G#, B
The notes in an F sharp minor chord are F, A, and C.
The notes in the D major chord are D, F-sharp, and A.
The notes in a B5 chord would eliminate the the D sharp note and just play the B and the F sharp
The notes C#, F#, and B make the second inversion of an F#sus4 (F sharp suspended fourth).
B, D and F sharp.
A♯, Cx (double sharp) and E♯ (F).
D, E, F sharp, and G sharp
The notes in a D chord are D, F, and A.
Firstly, there is no B minor chord in the key of F sharp minor. Rather, it is A sharp minor chord. And you can use any chord at the end of a chord progression. Why not!
The notes in a D major chord are D, F, and A.
The notes in a G7 chord are G, B, D, and F.
The notes of a D chord on the guitar are D, F, and A.