Piano
C to d is a tone
E to f or b to c is semi tone
D major scale chords=
GBD =G Major chord
A C E =A minor
D F# A= D major chord
E G B = E minor chord
F# A C# =F# (B minor chord)
C# E G (C# diminished chord or (C°)
B D F# (B minor chord)
Guitar
Use one scale and the notes of the scale can be used as chords
Triad is a 3 note chord
Major scale formula =TTSTTTS (T=tone S=semitone
NOTES OF THE STRINGS UP TO 12TH FRET(after the 12th is just repeats )
# = sharp. b = flat
E string =F F# G G# A A# B C C# D D# E
Gb Ab Bb Db Eb
A string =A# B C C# D D# E F F# G G# A
Bb Db Eb Gb Ab
D string =D# E F F# G G# A A# B C C# D
Eb Gb Ab Bb Db
G string =G# A A# B C C# D D# E F F# G
Ab Bb Db Eb Gb
B string =C C# D D# E F F# G G# A A# B
Db Eb Gb Ab Bb
E string =F F# G G# A A# B C C# D D# E
Gb Ab Bb Db Eb