What does a bVII chord mean?

The bVII chord is exactly what it sounds like, the dominant “flat VII chord” of a Major key. In the key of Bb Major this would be an Ab7.
 

Why does a flat 7 chord sound good?

The chord is really cool because it has two of the most consonant intervals (a major third and a perfect fifth) and also has one of the most dissonant intervals, the major seventh.

What is the V chord in C major?

For instance, the “III” and “V” chords in the key of C major refer to chords whose root notes are the scale’s major third and perfect fifth, respectively: an E and a G major chord. And if those Roman numerals are lowercased—“iii” and “iv”—then you’ll want to play an E minor and G minor.
 

What key is most pop music in?

C major and G major, along with their relative minor counterparts A minor and E minor, are often considered the best key and scales for Pop music.

Why do 7 chords use flat 7?

Because you’re forgetting about the major 7th chord, which is the 7th chord which fits in the scale of the root note of that chord.
 

Why does a C7 chord have a B flat?

C7 has a Bb in it because it is not in the key of C. It is in the key of F. Short answer is that C7 (aka “C dominant 7”) chord isn’t in the key of C major.

Why do 7th chords sound jazzy?

In Jazz, rather than using triads as our basic chord, we add another note on top (either a minor 7th or a Major 7th) to create 7th Chords. This makes the chord sound a little more harmonically complex.

Why do major 7ths sound so nice?

The reason that the major 7th sounds so complex is because of its dissonance. Dissonance comes from intervals and the major 7th interval between C and B is very dissonant. However, unlike some dissonance, it is a dissonance that does not need resolution. If you end a phrase on a major 7th chord, it feels ended.

Why is the fifth chord dominant?

Quote from video:

What is the B flat 7 chord?

The Bb7 (B flat dominant 7) chord contains the notes Bb, D, F and Ab. It is produced by taking the root (1), 3, 5 and b7 of the Bb Major scale. It is essentially an Bb chord, with an added flat 7.

What is V7 chord in B flat major?

Quote from video: Major seven chord uh basically it's just b flat d is the third here f is the fifth.

What is a V7 II chord?

One example of this is V7/ii (A7 to D-7). Here, the secondary dominant’s root is the VI of the key, but the chord is a dominant seventh instead of a minor seventh.