Questions tagged [chord-theory]

For questions about the theory behind building and naming chords.

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2
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2answers
49 views

Do altered chords ever imply any notes?

With extended chords... Cm13 implies that the 7th is present and that the 9th and 11th can also be played. Now if we write Cmb13 does this also mean that the 7th is present and that the 9th and 11th ...
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2answers
56 views

Using intervals to count chord occurrences

I'm doing a statistical analysis on chord bigram occurrences, using chord progressions. We wanted to deal with the A-transpose issue, since we mostly care about the intervals between chords and we ...
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0answers
57 views

What feelings does placing a minor chord in different places in a chord progression create? [closed]

For example, let's take the common major progression of I-V-vi-IV chords. How would the feeling of the overall song differ if: The vi chord was the first chord of the progression The vi chord was the ...
6
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4answers
503 views

Modulating a minor 3rd

I want to modulate from a chorus that's in F# minor to a verse which is in D# minor. Do you know a good (preferably short) chord progression/transition for this modulation?
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3answers
57 views

Proper naming of chords

Assuming that no chord inversions are in use: Am I right in believing that in a major chord, there are always 5 semitones between the 1st and 3rd and 4 semitones between the 3rd and 5th? Am I right in ...
4
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3answers
285 views

Determining chords in a key

I've been dabbling in music for years but don't have a lot of theory background. I'm trying to confirm a pattern I've seen in YouTube videos to see if I can reason out all the diatonic chords in a ...
1
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3answers
66 views

Is it okay to play something off the key in a track? [duplicate]

I recently saw the guitar tabs of a For a better day by Avicii and found out that C# chord is played in the interlude though it is not a part of the F Maj key(The key of the song). I am very new to ...
6
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6answers
850 views

Dsus4 In A major

Just curious, Because A major has 3 sharps (F#,C#,G#), and The notes of Dsus4 are D-G-A, how can you play Dsus4 in A major? Is Dsus4 not played in the key or A major? Does it get changed to D-G#-A? ...
2
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2answers
540 views

Why are scale steps in minor not upside-down? [closed]

You can look at a root as the 0th overtone, but in minor do you know some "deductive" reason for the -2nd overtone to be a root of the minor chord? An illustrating explaining what I'm ...
5
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4answers
87 views

Does an altered 9th/11th/13th imply the full tertian stack?

This is a chord symbol notation question. When an extension like 9, 11 and 13 is added to a triad chord symbol but has an alteration (flat or sharp), does it still imply the seventh and lower ...
2
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3answers
107 views

Harmonic sense of an Eb7 in a blues in E

In this image a blues ends with the tonic chord (E7) preceded by Eb7. Beyond the chromatic effect that can be perceived, is there any way to harmonically define such an Eb7? In other words, what is ...
2
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1answer
60 views

Chord identification (dim7)

As you can see I've marked a viiDim7 chord. My question is because of lack of bB on 1st and 2nd beat and by knowing that it is a key note for C#dim7 chord can we consider it as just a dim chord and bB ...
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10answers
4k views

Randomly and Programmatically generate a “good” next chord?

I am a Software Developer/Musician who has free time before summer classes start up. I wanted to sharpen my chord reading and improvising skills. What I would like to do is generate a phrase of ...
18
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8answers
2k views

“Wrong” key signature for a score in F dorian?

TL;DR I'm a bit confused on which key signature to use for a score in F dorian: 4 flats or 3 flats? I wrote this arrangement of Mad World by Gary Jules back in 2012 using 3 flats as key signature. ...
2
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5answers
574 views

Why does the formula for an augmented 7 chord contain a b7 and not a 7?

Why does the formula for an augmented 7 chord contain a flat7 note, not a major 7th note?
4
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3answers
83 views

Chord Progression fits Modal Interchange but seems to have a borrowed chord(?)

I have written the following chord progression. Straight chords, no inversions or anything. A > F > E > A A > C > G > D7 (or D6) C > G > B7 > B7 As denoted by uppercase, ...
2
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3answers
85 views

Do sus chords exist in Locrian?

I have recently been exploring chords in the Locrian mode. Down to the flattened 5th and 9th degrees, I have come up with some pretty bizarre sus chords. This got me thinking: Are such chords still ...
5
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6answers
280 views

Labeling a dominant triad over subdominant bass

I wanted to highlight a particular chord of my previous question because it was bugging me a bit. What would you call a dominant triad over a subdominant bass, in pop/jazz roman numeral analysis? It ...
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2answers
54 views

What characteristics of a piece contribute to defining its tonal centre?

I have been wondering since a long time that what exactly in a piece defines the scale and the tonal center. Even if we are given a chord progression that is followed through the entirety of the song, ...
0
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1answer
66 views

Transposing to a different key in Guitar [closed]

I am a beginner guitar player. I found a youtube tutorial to play a song. So the chords I was playing for the song were: Dm, Gm, A7, F, E7 . I was asked by someone to transpose the key to C# instead ...
3
votes
1answer
47 views

F#m (b6, add9) OR DΔ (#11)/F#? To use b6 chords or not

I have encountered the claim that b6 chords are often a misinterpretation of a Maj7th chord with the third in the bass... It seems fairly reasonable but my head wants to revert to the b6 (or b13 maybe)...
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2answers
170 views

Why does the ii-V-i-IV progression in this video have chords from a different key?

I've been learning about chord progressions and found myself with the one shown in the video embedded at the end of this post. At 2:25, the narrator selects a software-built-in chord progression: ii-V-...
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7answers
1k views

What do you mean by the tonic chord feels as 'home'?

I am new to the world of music theory and have some basic knowledge of the different modes of the major scale. As per my knowledge, every scale has a tonic chord which is essentially the one all other ...
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6answers
910 views

What is the difference between the bIII and III chord in a minor scale?

Wrting a chord as III in conventional notation gives you, as far as I can tell, two pieces of information: The uppercase numerals mean it's a major chord, i.e., built by stacking a major third and a ...
3
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1answer
141 views

Does it have a name what John Williams is doing in these pieces (and lots of others)?

I noticed a very common thing John Williams does. My knowledge in music theory is pretty limited. The only thing I could name are lots of passing notes and chromaticism? - but maybe there is a special ...
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2answers
71 views

What is the name of the triad with added 6 built on the 5th degree of the Harmonic minor scale

This would be a major chord with a minor 6 interval. In D minor would such a chord be named Amaj/min6? Is such a chord ever used in music or is it rare? I quite like the sound of it. Sounds dark.
3
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1answer
282 views

Simplify chords

I'm currently working on a website and I would like to find a way to simplify chords by removing the non essential parts (to make it easier for beginners). For example: Am7/C => Am. Removing the ...
2
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1answer
51 views

Harmonic functions in the minor scale

The picture above shows that the harmonic functions for chords as: Tonic: I, III, VI Dominant: V, VII Subdominant: IV, II Dp these same classification also apply to the natural minor scale?
1
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1answer
66 views

Did I interpret/transcribe chord names correctly? [closed]

I'm learning chord names and the musical staff notation at the same time. I thought it would be a good exercise to write down exactly what notes are being played when I see something like this ...
1
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1answer
34 views

I chord interpretation and broken chord interpretation blocking broken chords

I'm having trouble interpreting this chord. It is labeled as a I chord, and from seeing that there is no key signature, I'm assuming it's in Cmaj or Amin. But what I'm not getting is, to my knowledge, ...
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4answers
93 views

What would this chord progression derive from? [closed]

What would you primarly use over this chord progression Em7 B7 CM7 Am7 B7
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5answers
1k views

E7 chord at 5th fret missing a B note

the E7 chord includes E G# B D. If we play E7 on the 5th fret, it is missing a B note. Could anyone please explain that?
6
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1answer
192 views

What is the Root/Quality chord symbol for this note cluster?

I am just starting to learn the music for Leigh Harline's song : "When You Wish Upon A Star" In measure 5 the LH notes are C, D, and E and the RH notes are G♭, A♭, B♭ and C. The beginning ...
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4answers
72 views

Does a B7add11 still function like a dominant chord?

If I take a B7 chord on the guitar in open position and play an open E on the top instead of the fretted F#, I get a B7 add11 chord, but this chord doesn't resolve quite so nicely as the full B7 chord ...
2
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1answer
46 views

Inversions of diminished 7th chords

I have the following passage in D minor which features two diminished 7th chords: I have labelled most of the chords, but I am at a loss of how to label these two diminished 7th chords. If I could ...
2
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2answers
104 views

Can dominant chords be specified independently of a tonic (of a key)? [duplicate]

The dominant chord is defined in relation to the (5th) scale degree on which it is built. This definition can often be found alongside other chord types, such as the major triad, whose definition ...
5
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3answers
199 views

Roman Numeral Analysis - Tonicization of relative major key in minor key

I have a passage that I am trying to analyse with roman numerals: The passage is in B minor, but the section in question briefly tonicizes D major - the relative major key. My question is, how can ...
3
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6answers
134 views

If you add a 9th to a subdominant IV chord does it make it a dominant chord?

For example, if you have a progression in D major that ends on G, would adding an A to the G chord and losing the 3rd make the chord dominant? You would have the notes G A and D. It certainly sounds ...
0
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1answer
57 views

Does this song use chromatic mediant in G major? and what other music theory concepts this song's verse utilize

I'm currently learning basic music theory and along the way I review old songs on my playlist then analyze what key, chord progression and somehow discover the composer's way of creating music. The ...
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2answers
130 views

How do I play this section from wedding march?

I have been struggling with this for so long, and I cant find any answers. Plz tell me how do I play it? I would be thankful if anyone could explain what that chord below G means and what Tr means. ...
4
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2answers
72 views

What is it called when the melody note is held, but the chord changes to resolve to the final harmony?

I noticed a pattern that I would love to have a name for: The second to last note in the melody of a phrase occurs together with a chord. The melody note is held, but the chord changes. Now the melody'...
10
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3answers
943 views

How does Eb connect musically to C major chord progression like in this song?

Im learning basic music theory and chord progression then I stumbled upon this song (You are my song by Martin Nievera) : From my understanding, the first 2 lines are simply C major chord ...
1
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2answers
83 views

sharp ii dim 7th: How to use?

Still here and working on part-writing. I have used a sharp ii dim7th chord, straight after iihalfdim7- leading to V. Is this actually the right place to put it in terms of chord sequence/harmonic ...
14
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3answers
949 views

Do the intervals in a chord determine its sound?

For example, in a C Major chord of (C, E, G), I have the intervals of: A Major Third (C, E) A Perfect Fifth (C, G) A Minor Third (E, G) In a C Minor chord (C, Eb, G), I have intervals of: A Minor ...
6
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3answers
322 views

Does the chord-symbol spelling of a polychord have musical meaning?

The chord C Eb G Bb D F A would typically be notated Cm13. However, it makes a convenient example for this question. Suppose I want to write that same Cm13 chord as a polychord. I have two choices: ...
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9answers
2k views

If a Major Third is ~ 5:4 and a Perfect Fourth ~ 4:3, then what is an Augmented Fourth?

I'm a developer, and I'd like to have some constants such as Major Thirds (5 / 4 = 1.250), Perfect Fourths (4 / 3 = 1.333) and Augmented Fourths (? / ? = 1.414). Could anyone help me find what is the ...
5
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5answers
409 views

Does “minor suspended” exist as a chordal family?

Is "minor suspended" a valid chord type? I noted some ideas for opposing lines of thinking here that I could come up with for both sides: Yes Indicates a minor chord with its minor third ...
5
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6answers
730 views

Em/C: Sound Notation, or Dirty Shorthand?

A recent post about slash chords got me started thinking about whether it is technically "correct" to use a slash chord to mark a root position chord. For example, in C/E, the root is C. In ...
4
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2answers
131 views

Csus4/Db vs Dbmaj7#11

As far as I understand, these are two different names for the exact same chord...when should I use each? Maybe the slash chord is best in line cliches, and maj7#11 everywhere else? I'm working on a ...
4
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4answers
358 views

Another name for m7b6 chord?

In the song Let It Ride by Robert Glasper, he uses this voicing AFAICT for the first chord of the song: C G Ab Bb Eb I don't know what to call this except Cm7b6, but sites like Ultimate Guitar don't ...

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