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