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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16
votes
5answers
2k views

Why is this a G7b9?

My understanding is that one approach to naming a chord is to first identify the root. However in this case, if this is really a G7b9, the root 'G' does not appear in the chord. How am I supposed to ...
3
votes
2answers
145 views

Does this chord fit D minor?

Is it ok to play a g flat chord in a D minor scale? Basically I wrote a song where one riff plays a G flat at the end of it then goes right back to a D minor chord. It’s a rock song. It sounds cool ...
5
votes
6answers
883 views

How might this chord, D-F-G-C in D dorian, be named?

I've been playing around with a progression alternating between (roughly) D dorian and D mixolydian, roughly, with the left hand chords starting with D-F-G-C and resolving to D-F♯-A-C: It struck me ...
5
votes
2answers
202 views

What do the ending numbers (e.g., Db 1; Db/F 1/3) written below the chords mean?

What do the ending numbers written below the chord in this video really mean? Video link: Db 1, Db/F 1/3, Gb 4, Ab 5, Db 1, Db/F 1/3, Gb 4, Ab 5, Fm7 3m, Bbm7 6m, Gb ...
3
votes
2answers
161 views

How do chords work on guitar? [duplicate]

I mean, if we take the C chord for example; it is composed by the notes C, E and G, according to the theory, but on the guitar, the pressed notes are C, E and C (an octave lower than the previous one),...
2
votes
2answers
106 views

Can someone describe the theory behind this progression? F#m, C#m, D, A, F#, C#, D, A

Can someone describe the theory behind this progression? F#m, C#m, D, A, F#, C#, D, A It feels like it resolves on A. I assume it's in key of A, but my theory is weak and forgotten. I normally loop it,...
2
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2answers
67 views

Can extended chords be augmented or diminished?

I wanted to know if 7th, 9th, 11th and 13th chords can have both augmented and diminished forms. I'd appreciate your answers.
0
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3answers
67 views

What is the name of the chord with the notes G#, B, D#, and E?

I’m working on writing a chord sheet for Switchfoot’s song “Living Is Simple.” One of the chords during the second post-chorus has the notes G#, B, D#, and E. On the guitar, it’s fingered x-6-6-4-0-0 (...
7
votes
4answers
1k views

What is the "stack of thirds" in chord theory?

When talking about chords, chord symbols and harmony from a Western music point of view, something called a stack of thirds is often mentioned. What does it mean? Isn't it a chord voicing - maybe even,...
1
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2answers
89 views

E7add9+ Why is there a D? [duplicate]

E7add9+: The E major scale has the notes: E F# G# A B C# D# my teacher as well as tuxguitar suggest that the following guitar chord diagram: The second is B, the third is G#, the prime is of course E ...
4
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1answer
205 views

Can you have a no3 chord with upper extensions?

C(no3) is just the notes C and G. C7(no3) is the notes C, G and Bb. Is it valid to have a C11(no3) chord? Or would this just be referred to as some kind of sus chord (like C9sus4 or something)? Which ...
-2
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2answers
102 views

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

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
149 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
votes
2answers
115 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 ...
1
vote
1answer
52 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
votes
2answers
168 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
votes
3answers
98 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
298 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
votes
3answers
434 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
votes
2answers
137 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
votes
5answers
448 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
votes
2answers
105 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
votes
3answers
242 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
votes
3answers
189 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
votes
3answers
157 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
votes
0answers
89 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
votes
2answers
86 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
votes
3answers
129 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 ...
1
vote
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
votes
1answer
284 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
votes
2answers
119 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 ...
-1
votes
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
votes
1answer
69 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
votes
1answer
304 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 ...
1
vote
2answers
63 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: ...
1
vote
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
votes
1answer
89 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
votes
1answer
381 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
votes
5answers
99 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
votes
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
votes
2answers
327 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
votes
3answers
405 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
765 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
votes
4answers
884 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
votes
2answers
206 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
155 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
votes
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
votes
4answers
233 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
votes
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 ...

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