The theory behind building and naming chords.

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Why Cminmaj7 is used and the purpose of minor and major are together?

I am learning the construction of 7th chords and this Cminmaj7 chord made me really confused when I came across in my studies. Why do both minor and major 7 exist together? Also, is this a consonant ...
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2answers
635 views

Max Size of a Chord

I was recently looking at the the definition of a chord and got me thinking about the max size of a chord. A chord, in music, is any harmonic set of three or more notes that is heard as if ...
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1answer
53 views

Ways of modulating to a new TONICA (root) [closed]

In another post we were recently talking about modulation and how to define the term in contrast to an immediate unprepared change to another key. So I was wondering how people of different musical ...
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3answers
123 views

Are flat 6ths ever used?

I see that 3 minor 6th intervals can fit into the diatonic scale, but I never see any mention of flat 6th chords in any chord encyclopedia or diagrams etc... So whats with these chords not making an ...
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7answers
1k views

Theory behind the change from a major chord to the same in minor

In many songs I hear the change from a major chord to the same, but minor. For example F A Bb Bbm. It sounds really nice to me and I'm wondering if there is a theory behind it. Is there a genre ...
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2answers
76 views

When would you call a 7th chord first inversion a 6th chord?

I read the question C major 6th chord and A minor 7th chord: same notes but different quality, why?, and it talks about the quality of the different chords. But when would you call a 7th chord first ...
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4answers
106 views

Theory about chords

How can I learn about the relationships between chords to build chords progressions? Every book I read explains how to build chords, but they don't teach how to put the chords in progression. They ...
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3answers
730 views

Can bass chord notes be different octaves after playing the root?

The reason for my question is because it seems like everything I read, the bass note is normally the root of the chord, but I am outlining an Am chord where E is the bass note. I thought I found an ...
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2answers
126 views

Do bass notes basically just accent and/or add notes to the above harmony?

I'm trying to understand how the bass timbre folds into the harmony. I understand doubling more dissonant intervals is generally bad unless creating a cool melody. Is this basically because it's ...
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1answer
206 views

Chords Built On Different Scales

Can chords be built on different scales i.e. harmonic minor, melodic minor, and when they are, how is this known?
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316 views

When is a note b5 and when #11?

(on an Jazzology exercise) I have to identify this chord: What I thought it was was: G7 b5 b9 b13. But when I looked at the solution, it was G7 b9 #11 b13. I said that the chord had b5 because of ...
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7answers
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What notes are optional in jazz chords?

I have a question on jazz chords, and what notes can be removed from the chord. My understanding is fairly superficial - mostly from what I've read in books. This is what I understand: In some ...
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2answers
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What's the difference between chord inversions, open voiced triads and drop 2 chords on guitar?

For guitar, I'm having a hard time trying to understand the difference between chord inversions, open voiced triads and drop 2 chords.. currently I'm trying to study the essential chords in Ted ...
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7answers
901 views

Chord analysis: b13 or #5

I've come across an exercise in the Jazzology "jazz theory" book, where the chord should be identified, given the notes below: I identified it as a B7#5#9, but the answer was B7#9b13. I'm guessing ...
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4answers
399 views

What chord is FMa?

I'm not sure what FMa is signifying. It appears to have a 2nd and 6th added with the result of "f g c d".
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5answers
414 views

Please help me name this chord

I'm harmonising a tune I've written, in C major, and one chord which resolves to C major consists of B, Db(or C#), F and A. It seems to be a sort of tritone substitution, but I am struggling to come ...
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2answers
120 views

Use and Sound of Extended Chords

What are the use for extended chords in songs? I know the 7th can be used for suspense or a leading tone, but I would like to know when to use extended chords and what their tonality and use is.
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1answer
91 views

What is the name of the chord contains the notes Ab, C, D and G?

In the key of Bb major I came across a chord that contained the notes Ab, C, D and G. What chord could this be?
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4answers
251 views

Why is the complete circle of fifth progression more common in minor than major?

In relation to How common is the complete circle of fifths progression? which describes some examples of the complete circle of fifth progression (a consecutive 4-7-3-6-2-5-1 progression), apparently ...
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1answer
112 views

What is a chord consisting of Root, 9th and 11th called?

I'm playing the following progression: Bm chord, with these notes: from low -bass- to high: B D F# in which: B: Root D: minor 3rd F#: 5th Bm11 chord, with these notes: from low -bass- to high: B ...
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1answer
49 views

Arpeggio theory and chord sequences

I can play a little piano by ear and have always been fascinated by arpeggios, particularly in electronic music. The following notes played as a chord sound 'good' to me and I'd like to compose a ...
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1answer
43 views

What is the name of following G based chord? [closed]

What is the name of following chord starting at the bottom E string of a guitar: E2, A2, G4, B3? It is found at second marker 0:36 of the following youtube video if you want to see it being played. ...
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Is there a name for a chord which combines the major and minor thirds of the root?

I noticed while noodling on my acoustic guitar that playing Cm using the Am shape barred on 3rd fret, that opening the high E string gives a pleasingly discordant sound. I realised the E comes from ...
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2answers
358 views

How can I find a chord to go to after any other chord played on the piano?

For example if I played a Dm triad, how would I find a/the chord this one would resolve to?
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4answers
1k views

Theory of Major and Minor Chord Sounds

Since a major triad is comprised of a minor-third stacked on top of a major-third, and a minor triad is comprised of a major-third stacked on top of a minor-third, they should, in "theory", have the ...
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3answers
414 views

Is a Cm7 chord considered minor or dominant?

Is a Cm7 chord considered minor or dominant? I'm studying jazz and trying to identify chord scales for particular harmonies. Also, what modes qualify to possibly fit with a Cm7 chord and how do I ...
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2answers
98 views

Do algorithms exist to calculate chords during performance while playing only baseline and melody?

I would like to play a bassline and melody on a MIDI controller and have the computer dynamically fill in chords as I'm playing. I assume that there are several choices for each chord that the ...
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1k views

Are there any enharmonic chords?

Will I even encounter any enharmonic chords? For example would an inverted variation of one chord be equivalent to the root variation of another chord?
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2answers
138 views

What chord is C slid up 2 frets?

What would you call this chord? The guitar is in standard tuning. No capo. It's basically C fingering slid up 2 frets, while keeping the open strings open.
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1answer
61 views

The saddest chord? [closed]

I was wondering , considering C major scale / slow tempo— Which chord considered sadder , Eminor or DMinor ? Eminor is sad , sure , but Dmninor has an addition of "let me tell you why it sad" ...
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6answers
671 views

Proper symbol for this chord (1 5 7 9 11)?

I'm a songwriter in the jazz-pop idiom, and when playing through a chart with a guitarist, he told me that, in his opinion, I had labeled a chord inaccurately / incorrectly. Here's the chord as I ...
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2answers
134 views

Diatonic substitution and upper-structure triads for minor chords

I'm going through Garrison Fewell's "Jazz Improvisation for Guitar - A Harmonic Approach". The start of Chapter 1 reads: Triad substitution is the use of triads derived from the chord tones and ...
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1answer
114 views

Is Dudley Moore's Bedazzled in A Phrygian?

This song (YouTube) is one of the strangest pieces of music I've heard, with a long "A" pedal bass and a huge variety of crazy harmonies on top (my transcription), including lots of tritones. Is ...
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Does the rule regarding consecutive octaves/fifths actually hold any weight?

I have a melody in which I am trying to write a chord progression for. One of the rules of thumb is to finish a chord progression on the tonic if it precedes a chord of a 5th, and especially of a ...
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3answers
153 views

Chord progressions : which note resolves to which note

In the key of C , going from G to C, note B resolves strongly to note C. How should the note D resolve? (To note C or E? I guess it should be to note C, assuming the key note has higher "priority". ...
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1answer
266 views

How does it make sense to leave the root out of a chord?

Chord names can include information about notes to be left out, for instance no5, no3 or even nr (for no root). - Bob Broadley on "Are the names for these chords valid?", May 29 2015 How can a ...
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469 views

Confused about diminished chords

I came across several guitar chords which seem to be 'diminished' chords: X° X°7 Xø Xø7 I read some articles which might provide useful informating, including the Dutch Wiki article Chord (music), ...
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2answers
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Why do notes have multiple names?

I've seen the same note called different names for example the note F# can also be written as Gb. Why is this the case and are there times to use one name over another?
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2answers
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Are the names for these chords valid?

I came up with these chord names, but I don't know if they are right: 1st chord c d# F# G# B = cmM7add-13b5 --- cmm7 = c d# B... add-13 = g#<< min 6 without 11th.... b5 = actual 5th lowered ...
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2answers
411 views

Why is “A” not used for augmented in Chord symbols?

On Wikipedia it says: Some of the symbols used for chord quality are similar to those used for interval quality: m, or min for minor, M, maj, or no symbol (see rule 2 below) for major, ...
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846 views

Ending a song with a dominant chord

As far as i know, almost all songs end in the tonic chord, because this is the most "stable" condition. On the other hand, a dominant chord at the end of a progression (or song) sounds "incomplete". ...
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8answers
4k views

Why does the dominant chord contain a flattened 7th?

Why does the dominant chord contain a flattened 7th while this tone is not even in the scale? Let's take for example a C7 chord. It is a 1-3-5-b7 (C-E-G-Bb). But the C major scale does not contain Bb. ...
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3answers
2k views

Building Lydian chords

I am learning about chords and their relationships to major scale modes in jazz. As I understand it, each mode allows a different chord to be built by choosing the 1st, 3rd, 5th, 7th of the scale. I ...
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111 views

Is this chord a Maj6 (no 5) or inverted minor triad?

An interesting three-note chord is the following on guitar (in standard tuning): ...
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2answers
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434 views

How to analyze chord progressions in tonal music?

I've been told that you have to analyze progressions according to the key at the end, despite how many keys/tonality that precede it. Is this true? If a composition contains one key in long ...
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3answers
13k views

Classical music theory notation for chord inversions (figured bass)

In classical music harmony analysis, we see the chord inversions notated like I6/4, I6, V4/3. Examples: What are those numbers? How do they define the inversion? What's the theory behind using ...
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443 views

Chord in the Bach d-minor prelude

I'm playing the prelude in Bach's d-minor suite. My teacher and I were wondering what the third to last chord is. We didn't find that A, E and D form a chord, but do they? Is the D maybe a "queuing" ...
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What is the origin and advantages of this system of chord naming/ notation? e.g. G7 is major minor seventh not Dominant 7th

I've received a few emails through my website asking me what a major minor seventh chord was. At first I thought they had mixed up the sequence and were referring to the A-#7 chord (root chord of ...
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5answers
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Melody improvisation over chords

My question deals with what scale to play over a given chord progression. For example, consider a progression containing I,II,IV,V in C. I.e., the rhythm guitar is playing C, Dmin, F, and G... My ...