The major triads along with the minor triads are the building blocks of our musical vocabulary. The major chords are stable, other chords (minor and dominant) tend to resolve to them. The major triad chords consist of 3 notes: root (1), major third (3), perfect fifth (5)
The C Major Chord
The Major Triad chords are formed by 2 intervals. A Major 3rd between root and 3rd. And a Minor 3rd, between the 3rd and 5th.
To play the major triad chords in root position with both hands on the piano, we play: