Introduction to Keys or Families

Here is a review of the C major scale.
Each of these notes in this scale can create a chord, also called a triad.


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A triad or chord can be built upon each of these notes creating a family of chords or a"key".
These are the chords in the key of "C".





Triads are created by stacking two more notes on top of each note in the scale.

Here are the chords in the keys/families of the 7 major scales.
Chord Families