2.1K views · 60 reactions | How to Form Major Chords on Piano: For a major chord, you play notes 1-3-5 of the major scale. For a minor chord, it's 1-b3-5. So let's say you want to form a C major chord. The notes of the C major scale are C D E F G A B C. Simply play note 1, C, note 3, E and note 5, G. C-E-G is a C major chord. #piano #chord #pianolessons | Piano-Keyboard-Guide.com | Facebook