Music Theory
#SunsetPiano Sheet Music Arrangements,
and 𝄞 Piano Music Theory 🎹 and more...
#SunsetPiano Sheet Music Arrangements,
and 𝄞 Piano Music Theory 🎹 and more...
Abbreviations are often used in chord names (alternative chord symbols in parentheses).
C - C major (C△)
Cm - C minor
C7 - C dominant seventh
Cm7 - C minor seventh
Cmaj7 - C major seventh (C△7)
CmM7 - C minor major seventh
C6 - C major sixth
Cm6 - C minor sixth
C6/9 - C sixth/ninth (sixth added ninth)
C5 - C fifth
C9 - C dominant ninth
Cm9 - C minor ninth
Cmaj9 - C major ninth
C11 - C eleventh
Cm11 - C minor eleventh
C13 - C thirteenth
Cm13 - C minor thirteenth
Cmaj13 - C major thirteenth
Cadd - C add
C7-5 - C seven minus five
C7+5 - C seven plus five
Csus - C suspended
Cdim - C diminished (C°)
Cdim7 - C diminished seventh (C°7)
Cm7b5 - C minor seventh flat five (Cø)
Caug - C augmented (C+)
Caug7 - C augmented seventh
how many types of C chords are there on piano?
ChatGPT said:
The number of C chords on piano depends on how deep you go into chord variations (basic triads, extended chords, alterations, inversions, etc.). If we consider the most common types, there are dozens of C chords. Here's a breakdown:
C major (C - E - G)
C minor (C - E♭ - G)
C diminished (C - E♭ - G♭)
C augmented (C - E - G#)
Cmaj7 (C - E - G - B)
C7 (C - E - G - B♭)
Cm7 (C - E♭ - G - B♭)
Cdim7 (C - E♭ - G♭ - B♭♭)
Cm7♭5 (C - E♭ - G♭ - B♭)
Caug7 (C - E - G# - B♭)
Cmaj7♯5 (C - E - G# - B)
Csus2 (C - D - G)
Csus4 (C - F - G)
C7sus4 (C - F - G - B♭)
C9 (C - E - G - B♭ - D)
Cmaj9 (C - E - G - B - D)
Cm9 (C - E♭ - G - B♭ - D)
C11 (C - E - G - B♭ - D - F)
Cmaj11 (C - E - G - B - D - F)
Cm11 (C - E♭ - G - B♭ - D - F)
C13 (C - E - G - B♭ - D - A)
Cmaj13 (C - E - G - B - D - A)
Cm13 (C - E♭ - G - B♭ - D - A)
Cadd9 (C - E - G - D)
Cmadd9 (C - E♭ - G - D)
C6 (C - E - G - A)
Cm6 (C - E♭ - G - A)
C6/9 (C - E - G - A - D)
Cm6/9 (C - E♭ - G - A - D)
C7♭9 (C - E - G - B♭ - D♭)
C7♯9 (C - E - G - B♭ - D#)
C7♭5 (C - E - G♭ - B♭)
C7♯5 (C - E - G# - B♭)
Each of the chords above can be played in different inversions:
Root Position (C at the bottom)
1st Inversion (E or E♭ at the bottom)
2nd Inversion (G at the bottom)
3rd Inversion (for 7th chords, B or B♭ at the bottom)
This means there are hundreds of possible voicings for C chords.
Basic named C chords: At least 30+ common variations (major, minor, 7ths, extended, altered, add chords).
Including inversions & voicings: You can easily have 100+ ways to play a “C chord.”
7/19/2025 0528
7/20/2025 1304