The most common type of keyboard or piano chord is a triad, or three-note chord. All piano chords contain a root note -- this is the note the chord is named after -- as well as one or more additional notes. Welcome to the ‘All Guitar Chords Chart page’, with charts of fretboard diagrams for all major, minor, dominant 7th and minor 7th chords.. Guitar Chords Ukulele Chords; C – x32010 Dm – xx0231 F – 133211 G – 320003 Am – x02210 Am7 – x2010: C – 0003 Dm – 2210 F – 2010 G – 0232 The piano chords chart PDF is very similar to the Piano Notes Chart or chart of other musical instruments and acts as a piano guide. Links to other guitar chord types – and lessons / articles about playing chords – are also provided. Basic piano chords often consist of only two or three notes, while the more advanced chords tend to incorporate even more notes. This chord chart shows the most common chords in the root position; major, minor, reduced, 7th chord, and 7th major chord in all keys.