C♯ major key

Question 1

How many sharps or flats are in C♯ major?

Accepted Answer

7: F♯, C♯, G♯, D♯, A♯, E♯ and B♯. They are written in that order at the start of every line of music.

Question 2

What are the chords in C♯ major?

Accepted Answer

C♯ (I), D♯m (ii), E♯m (iii), F♯ (IV), G♯ (V), A♯m (vi) and B♯dim (vii°).

Question 3

What is the relative minor of C♯ major?

Accepted Answer

A♯ minor. It uses exactly the same notes and the same key signature, but treats A♯ as home.

Question 4

What is the dominant chord in C♯ major?

Accepted Answer

G♯, the V chord. It creates the strongest pull back to C♯.

Question 5

Is C♯ major the same as D♭ major?

Accepted Answer

They sound the same on the piano but are written differently. C♯ major has 7 sharps: F♯, C♯, G♯, D♯, A♯, E♯ and B♯; composers pick whichever is easier to read.

C♯ major key

Play the scale of this key

Chords in C♯ major

Triads

Seventh chords

Questions