Questions tagged [chord-theory]

For questions about the theory behind building and naming chords. Do not use for questions about how to physically play a chord or chord progression on an instrument.

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2answers
55 views

What chord is 1 3 6 M7? i.e. C E A B

What chord is 1 3 6 M7? i.e. C E A B The simplest name for the notes is Amadd9. But it functions as a C chord, with a C bass. And it's not a suspension as such, in that the 6 doesn't resolve to the 5. ...
13
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4answers
1k views

Is this chord from Bach's C major Prelude G+ or Cm?

So I'm analyzing the harmony in Bach's C major Prelude from the Well Tempered Clavier, and it all goes smoothly until I reach this chord: Now, most editions I see of this Prelude don't have this ...
3
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4answers
127 views

How do you know what chords to use for a song/melodies you don't know?

I was given this exercise but unlike the other questions, this didn't have the title of the song in it. I thought it was just something I had to analyze and try to put chords that fit with the melody. ...
4
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2answers
102 views

Notating a sus chord with thirteenth

How do you notate a chord like G F A C E without using slash notation? G13sus? G13sus4? If it’s along the lines of a G13, this leads to me to wonder why the chord G F A C is usually notated as G9sus4 ...
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1answer
45 views

What is the roman numeral of the subtonic chord in a minor scale, VII or V/III?

What should we call a subtonic chord in minor scale, VII or the secondary function of III (V/III)? I think, especially in the case of subtonic seventh chord, V7/III- III progression makes more sense ...
0
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2answers
162 views

What's wrong with my harmonic analysis?

Similar to my last post, I'm having trouble looking for my mistakes here. The big red 2 means I have 2 mistakes apparently but I don't know which ones are wrong. Or maybe I have more mistakes? Please ...
2
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3answers
86 views

D major in F major progression?

So i've started new in music theory and i'm guessing the chords to this neo oriental song and i've noticed that the chord progression goes like: Gm - F - Bb - D(hammer on G note (Dsus4)) and it seemed ...
1
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3answers
285 views

Triads derived from the different types of minor scales

"The type of triad on each degree of a minor scale is the same for every harmonic and melodic minor scale" in TCL grade 6 theory. What is meant by this? I guess the types of chords are major,...
2
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3answers
413 views

Why do some extended chords have three added notes?

As I understand it, a basic chord is built of three notes, which can be harmonized in different octaves. It's always the first, third, and fifth to make up a basic chord. An extended chord then adds a ...
3
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2answers
135 views

For a better understanding of scale harmonization

I'm pretty much a newbie in music, and I wanted to ear train a little, to be able to improvize with my guitar. So I learned what I thought to be the minimum before that : major scales, minor scales (...
2
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5answers
423 views

Are diminished chords always minor chords?

Hello there, This might seem like a silly question, but I've been practicing diminished chords, and I've not seen any minor diminished chord being labelled specifically with its minor indication. Is ...
3
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2answers
99 views

Jazz vs Classical interpretation of this V7c vs iv-m6 chord in a common chord progress?

Here is a progression in a song I am playing On the 3rd beat of the second measure there is a Dm6 or G9/D chord (or B half diminished first inversion): at least that's what Carl Kress is playing ...
9
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3answers
217 views

Tritone substitution to a major chord?

I'm relatively new to jazz theory and I've been working through the book, Hal Leonard Guitar Method: Jazz Guitar by Jeff Schroedl. In it he describes a tritone substitution as a "V, ii(II), or vi(...
0
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3answers
183 views

D Mixolydian key: is it possible?

About the song linked below, is it right to say that its key is D Mixolidyan? Verse: D Am C G D Chorus: D Am D Am C G D The reason I'm asking this ...
4
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3answers
153 views

Extended chord semitone clashes

I understand how, for instance, major 11 chords in their unaltered (diatonic) state are a problem as the 11th is a semitone away from the 3rd and so sharpening the 11th is a solution. However taking ...
2
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0answers
85 views

Changes by David Bowie chord analysis [closed]

I am trying to find out what is going on in David Bowie’s “Changes” song in terms of the chords are used. I have made a couple observations but I want to make sure they're right. Firstly,the second ...
3
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2answers
84 views

Doubts about some harmonic passages in Bortkiewicz's prelude op. 40 n.3

I am trying to analyze the harmony in Bortkiewicz prelude, op. 40 n.3 in E major, but I have some doubts. I put under the arpeggios the romanic numbers of the harmonies. In the first part, even if ...
2
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3answers
128 views

Do you find the IV chord in the I, IV and V progression to often be a "driver" in a song?

The V cord is often referred to as the "dominant chord" in the I, IV and V progression. But I'm finding that the IV chord can often take on the character of "driving" the song, as ...
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3answers
78 views

Soloing over modulation: a specific case

Consider the following chord progression: G F#m G F#m G F# ...going on with G again... 1 measure each chord The melody is in key of D (at least until F#) Soloing over this progression requires me ...
6
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1answer
281 views

Doubts about a diminished fourth - op. 40 Bortkiewicz

I have a doubt about a musical analysis that I found on an italian book. The author wrote that in the final part of the Prelude n.2 op. 40 by Sergej Bortkiewicz, there is a repetition of the tonic ...
5
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2answers
108 views

Are augmented-sixth chords ever taught as being "rooted" on the raised fourth scale degree?

In my experience, augmented-sixth chords are given "national" names. In C, for example, A♭–C–F♯ is an Italian augmented sixth. Are there other traditions that teach/view this as being a ...
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2answers
67 views

When She Loved Me: Decorative Chords alternatives on (Add2)

This is the middle part of "When She Loved Me," in Toy Story 2 sung by Sarah McLachlan. P.S. See this for example for the piano. The chord progression goes twice as: Em7b5 -> A/C# - > ...
0
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1answer
68 views

When She Loved Me: Opening Chord progression - replace the 3rd chord from G7/B to Bdim or Bb?

This is the opening chord progression of "When She Loved Me," in Toy Story 2, sung by Sarah McLachlan. See a related question. The chord progression goes like: Dm -> AmC -> G7/B -> ...
6
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1answer
285 views

What makes 'Drop 2, Drop 3' in chord nomenclature?

Occasionally, 'Drop x' is used to clarify chord voicing. I guess it's a more focussed way of explaining how notes of a chord are voiced. Certainly more specific than 'inversions', which only specify ...
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2answers
60 views

When She Loved Me ToyStory 2 Sarah McLachlan: The two versions of the phrasing and counterpoints of melodies

The two versions of the phrasing and counterpoints of melodies are from "When She Loved Me", ToyStory 2, Sarah McLachlan. See this for example for the piano: ...
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0answers
27 views

How to get other chords of same key? [duplicate]

In the key of C major, the C major chord is the first, third and fifth note of the major scale. In the key of D minor, the D minor chord is the first, third and fifth note of the minor scale. As you ...
6
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1answer
84 views

Why is the vii° in minor not labelled with a # sign?

In minor the vii° is built on a raised leading tone and this note is indicated by a sharp or natural sign. However, the chord itself is labelled vii° not #vii°. Why is the note labelled in the score ...
3
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1answer
275 views

How could these chords in Debussy's "Reverie" be analyzed?

I am working on a harmonic analysis of "Reverie" by Debussy, and I am trying to find ways to analyze two things. In the first image (mm. 24–35), the first few measures are in the key of B-...
2
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5answers
93 views

How to find key based on chords? How to know notes based on key?

I'm a guitar player and am learning fiddle. I have two questions . . . If I know the chords of a song, how do I know what key it's in? Once I know what key it's in, how do I know which notes "...
3
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4answers
197 views

Ab dorian b2 = Bbb as second note, right?

As the title suggests. When playing the Dorian flat 2 mode in Ab, the second note would be called a Bbb right?
4
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2answers
326 views

Name for a chord change from minor chord to major chord 1 semitone lower

I like the sound of the change from a minor chord to a major chord one semitone lower and just wanted to ask if there was a particular name for this type of chord movement? For example, I have the ...
4
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3answers
398 views

Are secondary V passing chords played in the scale of the destination chord?

When playing a secondary V passing chord, is it played in the scale of the destination chord (or the current scale)? Assume we have the following: (source) In the above, the passing chords are Em7 ...
4
votes
3answers
762 views

Why does this Gminor7th chord have A instead of G?

I am following this tutorial for Autumn Leaves on youtube: . Around timestamp 3:40, the presenter plays the notes F - A - Bb - D and calls it a Gm7 chord. This baffled ...
7
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4answers
868 views

Minor subdominant as dominant chord?

I notice that IIø7 or IV- is often used instead of II-7 or IV to create extra pull towards the tonic. For example: if you play IIø7 in first inversion to I in second inversion, IIø7 very much sounds ...
6
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2answers
198 views

How would you indicate upwards or downwards movement when writing out a chord progression?

So as I'm writing this song, its main chord progression is i-VII-v-VI, D#m-C#-A#-B. I usually compose by ear and just write what sounds nice and analyze it later, and I'm doing here, but I'm now ...
6
votes
2answers
153 views

Naming a chord in the first movement of Mozart's K. 331?

How could one name the first chord in measure three in Mozart's A-major piano sonata K.331, first movement? It looks like a F#-minor-7th-chord without the fifth, i.e. something like a substitution of ...
2
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0answers
35 views

Effect of octave on consonance [duplicate]

Was playing around on a keyboard (Casio WK-245, default St.GrPno tone) and I'm noticing that the same chord moved up an octave feels quite different. When I play Cmaj7(no inversions: C,E,G,B in that ...
2
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4answers
209 views

Do altered chords ever imply any notes? [duplicate]

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 ...
3
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2answers
91 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 ...
1
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0answers
63 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 ...
7
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4answers
589 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?
1
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4answers
125 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 ...
6
votes
3answers
357 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
86 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
votes
6answers
881 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
votes
2answers
542 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 ...
6
votes
4answers
142 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
votes
3answers
114 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
votes
1answer
61 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 ...
25
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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 ...

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