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Questions tagged [chord-theory]

For questions about the theory behind building and naming chords.

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719 views

F Dm Am C (Lydian?) Progression

I've been recently wrapping my head around the analysis of the following progression: F Dm Am C. Would you agree it's got an undeniable lydian vibe? I know an explicit lydian progression should ...
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1answer
91 views

Slash chords and notation for A/C (according to Haunschild Book)

I am currently working on a book on music-theory by Haunschild “Die neue Harmonielehre” (the question is not too specific so it might also have some general value for people not working with this book....
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5answers
124 views

What is the connection between a key and chords outside of it

I'm writing a piano app for a high school class I teach and I'm trying to figure out the best algorithm to name chords related to a specific key. I'll use C major as the example for this question. I'...
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1answer
81 views

Final chord of Duruflé Requiem

I recently sang, and separately listened to a performance of Duruflé's requiem. While listening, I was struck by the last chord of the in Paradisum, which adds an unexpected note half way through (and ...
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1answer
197 views

Why is the third triad dominant?

I'm working through "Guide to the Practical Study of Harmony" by Tchaikovsky and I had a question about this section on triads (he's working with a C Major scale): The whole mass of major and minor ...
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4answers
208 views

Are chord symbols just a guide for players?

Is it correct to say that a chord symbol in all cases is just a guide on what notes you can play? In other words, a C major chord is C E G, but when I see C written on the sheet music, I am free to ...
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3answers
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What does IV/IV signify in a chord progression?

I have a chord progression here: This is the verse of "Can You Feel the Love Tonight" I have put a flame emoji over the spot I'm confused by. The chord doesn't belong to the original key. From ...
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3answers
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What are the four chords that so many pop songs are based on?

Apparently, a lot of pop music is based on the same four chords, the video does not say which those may be. Any idea what four chords they are talking about?
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How should I name the chord in the following progression? Dsus4/Bb? Bbmaj13?

I'm struggling to work out how to name the second chord in the following progression from a song I am transcribing: It's a sort of Dsus4 inversion with a b6 in the bass. My best guess is that it ...
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2answers
118 views

Dm9 chord - the fifth and the seventh

I'm looking for the naming background behind the Dm9 chord (perhaps some others also but this one got me confused). Here is the example: This translates to: d2 - root (for the D in the cord) f2 - ...
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7answers
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What are the advantages and disadvantages of an all-fourths guitar tuning?

What are the advantages and disadvantages of an all-fourths guitar tuning being E, A, D, G, C, F (the high E and B strings being raised a half-step from standard tuning). One reason to do this is ...
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1answer
92 views

What do two flats next to each other mean?

I'm looking at a definition/formula for a chord tone: Diminished 7th Chord Tone Formula = 1, Flat3, Flat5, FlatFlat7 of the major scale Do two flats next to each other mean descend by two semi-tones?...
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412 views

Why does a C Major chord work in the key of D Major [duplicate]

I apologise if this is a dumb question. I don't know a great deal of music theory but I am interested in learning more about it. I've seen that if you harmonise the major scale you get I maj, II min ...
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3answers
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How do I correctly borrow chords from one key to another?

So how does one decide to borrow chords? Let's say I am in the key of C Major. Can I borrow chords, say, from the G Major key? How does this work?
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Analysis of borrowed chords in Lush's “Single Girl”

I am analysing the chords from songs I like, in order to understand why I like them and to reuse the ideas in contexts that suit my voice and playing styles better. I am going through Lush - Single ...
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1answer
653 views

Chord sounding weirdly/ how to read those notes (Piano) [duplicate]

So I've got some notes I would like to play on my piano, but when I do, it sounds quite weird. Maybe I'm not playing to good notes, maybe I'm mistaking when I'm reading the sheet. The two sharps at ...
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3answers
715 views

Why isn't there a closely related key to C minor that has D as tonic? [closed]

In minor keys there is no closely related key built on the second scale degree. Why? Is it because the second scale degree chord is a diminished chord?
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Why do we have same chord but different name?

Recently I found that Cdim7 chord and Cm7b5 has same set of notes in their chords but they have different names. So, are they same ? In general, do we find chords that have the same set of notes but ...
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1answer
49 views

If the bass moves chromatically is any chord progression possible?

Let say there is a chord progression something like (C Major key) C - Bb7 - F/A From Bb7 (SubV7) which would probably go to A. Will it be ok to resolute only the bass to A and go to a different ...
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4answers
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Is it CMaj9/B or Cadd9/B?

Because the /B is the Maj7, is it better to say Maj9/B or add9/B? I feel like the first is redundant, but the add9/B makes it sound like it omits the 7 until you realize that the /B is the 7th. Which ...
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771 views

What is it about the blues chord progression that makes the blues feel?

I was reading a book and I saw that in a common 12 bar blue chord progression which is I7 , I7 , I7 , I7 IV7 , IV7 , I7 , I7 V7 , IV7 , I7 , I7 You're allowed to change other chord except the 5th ...
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Does Vm7 in minor key function as dominant?

I heard Vm7 in minor key could be used insted of V7 but In Cm key doesn't it have to have the natural B note to function as dominant ? But how does it work ? If it does not function as one what's its ...
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What kind of cadence is this?

I'm currently learning about periods and there is a question in the book, asking for the closure in m. 4. The book says it's a half cadence, but it ends on a I (or I64). The only half cadence I see ...
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1answer
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Analyzing Joe Hisaishi's “Neko Bus”

(Original Song) What is this 4# note that keep appearing in the left hand part? If you see picture 1 , the beginning of [A] part. There is D# in the left hand (4#). Also in the Picture 2 , The E ...
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1answer
244 views

Why does D in the chord progression “Cm Eb F Bb7 C D” sound correct?

I'm writing a song in C Aeolian/Dorian (the verses are in Aeolian and the chorus is in Dorian). And I came up with a weird chord progression for the end of my chorus: Cm Eb F Bb7 C D My question is ...
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1answer
48 views

Analyzing Hisaishi Joe's “Path of the wind” 2

From my last question I notice that the [A] part is actually Cm key instead of Eb Maj key. Analyzing Hisaishi Joe's "Path of the wind" 1 - Analyzing Hisaishi Joe's "Path of the wind" 1 (...
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3answers
60 views

Analyzing Hisaishi Joe “Tenkuu no Shiro Rapyuta” [closed]

( I couldn't find the exact orchestral score ) If you see the song is in C Major key. But it starts with the C7. Yes it could start with Secondary Dominant.. But I'm kind of thinking it's actually on ...
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2answers
256 views

Can the i, iv, and v chords harmonize any minor scale melody?

I asked a similar question yesterday in regards to the major scale: Can the I IV V chords hamonize any major scale melody? And the general consensus was: YES they can. Now I'd like to ask the same ...
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2answers
666 views

Chords in a pentatonic scale

Alright so I'm very new to music, I got all I know from various internet sources that I think reliable, but of course correct me if i'm wrong in any of the following. I'd like to understand how to ...
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5answers
2k views

Can the I IV V chords harmonize any major scale melody?

Are the primary chords of the major scale (I IV V) enough to make any major scale melody sound good? These chords together seem to encompass all 7 notes of the key. I ask this because as I'm learning ...
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1answer
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Is this the wrong way of analysis?

This is a piece from the 16th century by Thomas Tallis called "If ye love me". I started by coloring the sentences in the different voices to make it more visible to me. I think this was a good way, ...
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1answer
67 views

Does circle division by chords have anything to do with actual chords of music.

I do not have much background in music or linear algebra or group theory. I am just trying to delve deeper. I came across the answer on circle division by chords over here. The series is intriguing ...
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1answer
111 views

Multiple chords overlap in modal interchange chords from different modes

For instance, in the key of Cm we could borrow Am7-5 from C Dorian mode. But also C Jazz minor has Am7-5. Also F7 from C Dorian mode and F7 from C Jazz minor. There will be more in different modes if ...
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640 views

What chord would this most logically be thought as?

(from http://www.sheetmusic1.com/winston/Road.pdf) I have figured that the first chord he plays is a Cm11 but what is the chord in the fifth bar? I know it could be a million things such as Em7#5/C ...
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How do I interpret this chord progression chart?

I stumbled across this and I'm pretty sure it came from some harmony book or textbook as they usually do (and if anyone knows which one, please tell). Could anyone give me any insights on how to ...
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1answer
157 views

Modal Interchange chord progression (bVIIM7 moving to IM7)

I was reading a theory book and it's talking about "Modal Interchange." The key is in C Major and I can't understand how BbM7 went to CM7. Isn't BbM7 a secondary triad Sub Dominant? And as I know, a ...
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250 views

I want to use a modal interchange chord but I can't find which mode/scale I'm borrowing it from

I want to use the iim7-5. What's the difference between using it from C Natural minor and C harmonic minor?
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1answer
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Why aren't 9th commonly added to half diminished chords?

I believe that 9ths are not commonly added to half diminished chords. If we wanted to write all the diatonic 7th chords of the E♭ Major scale, with the 9th added, we would have for example on the VI ...
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2answers
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Analyzing Hisaishi Joe's “Path of the wind” 1

(The Song. The A part starts at 0:16 ) The Song is Eb Major key. But it starts the part with the Ab Major. What I can't understand is at the bar 4 it ends with the G7sus4 then goes back to Ab. how ...
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3answers
210 views

How do I choose which direction to modulate?

Let's say I'm writing a song in Db major and I want to make a key change to make it feel higher. And I want to choose from Ab Or Gb. Why I'm asking this it's because if you see the circle of the fifth....
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Help identifying this chord with many accidentals

Can someone help me identify the chord in the second-to-last measure? For reference, the piece is in the key of C# minor.
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175 views

Is F/C chord a Hybrid ? How?

I was reading a theory book few days ago and I saw that F/C is a Hybrid chord of C .But how ?? I could under stand if it's G/C or Dm/C but isn't F/C just a inverstion ??
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269 views

How to identify the chord progression and a specific chord

This is a two part question. I have a piece of music written in the key of C called "Tranquility" (written by Jazz guitarist, Frank Vignola). My two questions are: how do I identify the chord ...
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1answer
319 views

About “Hybrid chord”

Whats the difference in "Hybrid chord" and "Sus4" ? And if you use Hybrid or Sus4 chord do you have to resolve to there original form ?
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1answer
82 views

D major Scale chord progression root in bass

Hello I want to know the difference of this on the pictures I’m attaching. Suppose we have the D major Scale and I want to use the chord progression II- V7 Imaj7 (E-7 A7 Dmaj7) of course in D major. ...
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Why do these chords not have these repeated notes?

So I constructed a B-chord using the intervals for a major, M3 and m3 in that order which gave me B-D#-F# from the CDEFGABC order I saw. Then I started to construct a B triad which gave me those ...
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How do you build a major chord? [duplicate]

Reading online says the scale intervals are 1-3-5 for a major chord, so I look at the order of C-D-E-F-G-A-B and start at 1 which is E then add two and get G and then add two again and get B, clearly ...
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3answers
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Does the key signature change how I notate a diminished seventh chord?

When notating a piano score, and a C diminished seventh chord must be notated, I do not know what conventions to follow. How does the key signature govern the notation? For example, assume the ...
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1answer
142 views

What are the names of those jazz chords [closed]

My piano teacher taught me how to construct a few jazz chords, I know they had the “7” in them for at least some of them. In the C major key they would be Bb D E G Bb D E A B D E G B D E A In C ...
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435 views

Other name for D minor on C

How would one call a Dm with a C bass? I was wondering as it consists of the 2nd, a suspended 4 and the 6th so should the name be C 2/6 suspended 4?