Chord formulas are different interval combitions that form chords.

The explanations found here are geared toward guitar players, but the principles remain the same for ANY instrument.

Click on any of the following types of chords for a PDF explaning what the chord is:
Beneath each chord type is a link to a key to demonstrate the different chord types. Click on the key you're interested in looking at.
More keys will be continually added until all 12 Major keys are listed

Triad Chords
• Key of C
Suspended Chords
• Sus2 Chords - Key of C
• Sus4 Chords - Key of C
Seventh Chords
• Key of C
Seventh Suspended Chords
​• 7sus2 Chords -  Key of C
•7sus4 Chords - Key of C

Sixth Chords
• Key of C
Sixth Suspended Chords
• 6sus2 Chords - Key of C
​•6sus4 Chords - Key of C
Add 9 Chords (add 2 chords)
• Key of C
6 add 9 Chords (aka: 6/9 Chords)
​• Key of C

Ninth Chords
• Key of C
​Add 11 Chords (add 4 chords)
• Key of C
Eleventh Chords
• Key of C
​Thirteenth Chords
​• Key of C

***All chords are shown using chord diagrams. CLICK HERE if you do not know how to read a chord diagram.***