In guitar circles, describing a chord as ... Cadd9 (see Example 4) on the other hand simply adds the 9th to an existing C major (or minor) chord. I’ve included a few more commonly misunderstood ...

Harmonic minor keys are ... different kinds of chords. These chromatic alterations have been the basis of a whole range of musical styles. For example, the triads in C major are as follows ...

All the chords built on other notes in the scale of C are minor, except chord VII - the notes B – D – F, which is diminished. When a seventh is added to a chord this is known as a seventh chord.