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