Guitar chords in the key of D major:
Chord D (2nd fret) notes: D, F#, A, D and F#. You should not play the 6th string.
This chord is played by placing a barre on fret two with your index finger.
D major chord's alternative names: DM, Dmaj, Re major, D dur.
1(D), 3(F#/Gb), 5(A).