C# minor 6/9 chord
C#m6/9 chord for piano with keyboard diagram.
Explanation: The C sharp minor sixth/ninth is a five-note chord. Due to practical circumstances, however, the fifth (G#) is often omitted and/or the chord is played inverted. The chord is abbreviated C#m6/9. It can also be written C#m6add9.
Theory: The C#m6/9 chord is constructed with a root, a minor third, a perfect fifth, a major sixth and a major ninth. That gives the chord formula 1 - b3 - 5 - 6 - 9.
C#m6/9
Notes: C# - E - G# - A# - D#
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