Intervals

Question 1

What is the interval between C and Cb?

Answer 1

Trick question.
Although this looks like a Diminished Unison, it’s not. The interval here is expanding in the opposite direction, so it’s actually an Augmented Unison in an inversion.

Question 2

What is the interval between C and C#?

Answer 2

Augmented Unison
Note:
Enharmonically, a m2 (C to C#/Db)

Question 3

What is the interval between C and Db?

Answer 3

m2
Note:
Enharmonically, an Augmented Unison (C to Db/C#)

Question 3

What is the interval between C and Dbb?

Answer 3

d2
Note:
Enharmonically, a Unison (C to Dbb/C)

Question 4

What is the interval between C and C?

Answer 4

Unison
Note:
Enharmonically, a d2 (C to C/Dbb)

Question 5

What is the interval between C and D?

Answer 5

M2
Note:
Enharmonically, a d3 (C to D/Ebb)

Question 6

What is the interval between C and D#?

Answer 6

A2
Note:
Enharmonically, a m3 (C to D#/Eb)

Question 7

What is the interval between Cb and D?

Answer 7

A2
Note:
Enharmonically, a m3 (Cb/B to D)

Question 9

What is the interval between Cb and D#?

Answer 9

Double A2
Note:
Enharmonically, a M3 (Cb/B to D#)

Question 10

What is the interval between Db and E?

Answer 10

A2

Question 11

What is the interval between D and E?

Answer 11

M2