Now for some other Chords
Major 7 type chord
All Major 7th Chords have the formula - 1 - 3 - 5 - 7
This means that any Major 7th Chord is made up of the 1st - 3rd - 5th and 7th notes
of it’s Major Scale
Example 1. Let us look at a C Major 7th Chord
I II III IV V VI VII I
The C Major Scale is C - D - E - F - G - A - B - C
The C Maj 7 Chord is C E G B
So add the 7th note B
So you see the notes and formula of the
C Major 7th Chord are
Formula 1 3 5 7
Notes C E G B
Dominant 7 type chord (7th)
All 7th Chords have the formula - 1 - 3 - 5 - b7
This means that any 7th Chord (Known as Dominant 7th) is made up of the 1st - 3rd
- 5th and b7th notes of it’s Major Scale
Example 2. Let us look at a C 7 Chord
I II III IV V VI VII I
The C Major Scale is C - D - E - F - G - A - B - C
The C 7 Chord is C E G Bb
So add the b7th note Bb
So you see the notes and formula of the
C 7 Chord are
Formula 1 3 5 b7
Notes C E G Bb
Notice the difference between a
Major 7 chord and Formula 1 3 5 7
7th (Dominant 7th chord) Formula 1 3 5 b7
NOTE:.
Now you should understand the Beginners Basic Chord Book
Each of the chord diagrams shown, show how the chord is made and how it relates to
the major scale. Plus by using the Musical Educator Slide Rules you can find more
advanced chords in different positions, and find any scale or mode in any key too