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Chord hearing is often taken as "telling a major triad from a minor one". That is only the lowest layer.
What is genuinely useful is function: what this chord does in the key, and where it is going.
The reason is direct: music moves by function, not by quality. A string of "major, minor, minor, major" tells you nothing about what the music is doing, whereas "tonic, subdominant, dominant, tonic" states the process at once (see harmonic function).
Three layers
| Layer | What you hear | Difficulty | Usefulness |
|---|---|---|---|
| 1 quality | major / minor / diminished / augmented | easier | low |
| 2 inversion | is the bass the root, third or fifth? (see [[concept:chord-inversion\ | chord inversion]]) | medium |
| 3 function | tonic, subdominant, dominant, applied chord | harder | highest |
Why layer 1 is of low use: it describes a chord in isolation, and an isolated chord carries almost no musical information — the same major triad may be a tonic, a dominant, or a subdominant.
A three-step order that cannot be reversed
1 hear the bass → 2 hear the quality → 3 judge the function
Why the bass first: it fixes the root position and the inversion, and functional judgement depends heavily on the bass (the cadential six-four is special precisely because its bass is the dominant).
Why function comes last: it needs context — you must know where the key's centre is and where the music has travelled before you can say what the present chord is doing.
A practical shortcut
Listen to the relation between two chords, not to a single chord.
| Listening | What you get |
|---|---|
| one chord alone | "that is a dominant seventh" — isolated information |
| two consecutive chords | "it is about to resolve into the next" — functional information |
So the most effective exercise is hearing progressions, not chords: put your attention on the moment of change (how the first leaves, how the second lands), and functional hearing appears by itself.
Which is also why chord hearing should begin with cadences — a cadence is the clearest sample of functional relations (see cadence).
Diagram: three layers and the priority of function
Listen: same quality, different function
Use chord to hear one major triad. Its function cannot be heard from itself — function is decided only by what surrounds it. A direct demonstration of why quality is of low use.
Common misconceptions
- "Chord hearing means hearing quality." That is the lowest layer. Function is the useful one.
- "One chord is enough to judge function." It is not. Function requires context (the tonal centre and what
- "Chord hearing is hard because of the number of notes." It is hard because **functional judgement needs a
- "You must memorise many chords." More effective is hearing progressions: start from cadences, where
comes before and after).
tonal frame**; with the frame, quality and inversion are easy.
functional relations are clearest. :::
Listen in the library
All tracks from midicn-lib — inline badge is the license tier (C1 commercial / C2 non-commercial / C3 study only).
Sources
- 和弦听辨的三个层次（性质 / 转位 / 功能）与"功能优先"的训练次序，为通行视唱练耳教学表述
- 功能听辨以调性中心为前提，为通行和声学与练耳教学结论
Used for fact-checking only; all prose is original.