1
Q
Minor second
A
C#/Db
2
Q
Major second
A
D
3
Q
Minor third
A
D#/Eb
4
Q
Major third
A
E
5
Q
Perfect fourth
A
F
6
Q
Tritone
A
F#/Gb
7
Q
Perfect 5th
A
G
8
Q
Minor 6th
A
G#/Ab
9
Q
Major 6th
A
A
10
Q
Minor 7th
A
A#/Bb
11
Q
Major 7th
A
B
12
Q
Octave
A
C
