The C add 9 chord (C add 2) contains the notes C, E, G and D. It is produced by taking the 1 (root), 3, 5 and 9 (same as 2) of the C Major scale. Here’s how to play it.

10 Ways To Play The C Add 9 Chord

If you’ve come to this page just to view some chord diagrams for C Add 9, here they are.

C Add 9 Chord 10 Shapes