C Major Scale

C major scale is the white keys on the piano (the black keys is a pentatonic major scale)

The white keys on the piano on the guitar

    E|--A---|-------|---B---|---C---| 
    B|--E---|---F---|-------|---G---| 
    G|--C---|-------|---D---|-------| 
    D|------|-------|-------|-------| 
    A|------|-------|-------|-------| 
    E|------|-------|-------|-------| 
        5       6       7       8 

The black keys on the piano on the guitar - Gb Pentatonic Major.

    E|------|---Bb--|-------|-------|-------| 
    B|------|-------|---Gb--|-------|---Ab--| 
    G|------|---Db--|-------|---Eb--|-------| 
    D|------|-------|-------|-------|-------| 
    A|------|-------|-------|-------|-------| 
    E|------|-------|-------|-------|-------| 
        5       6       7       8 

Harmonizing the C Major Scale

The chord formula of the C Major 7 is: 1 3 5 7

The Number System 1 2 3 4 5 6 7 1 2 3 4 5 6
Solfege Do Re Mi Fa So La Ti Do Re Mi Fa So La
Scale notes C D E F G A B C D E F G A
Cmaj7 C E G B I
Dm7 D F A C ii
Em7 E G B D iii
Fmaj7 F A C E IV
G7 G B D F V
Am7 A C E G vi
Bm7b5 B D F A vii