Such a key only exists in theory and not in practice. In C-double-flat major, every single note (C D E F G A B C) would have a double-flat on it, and it would sound the same as B-flat major.
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∙ 11y agoA, B, C#, D, E, F#, and G# are the notes of the A major scale.
The C major scale uses only the white notes.
The C major scale is the only diatonic (major) scale without sharps or flats. The notes are simply C, D, E, F, G, A, B and C.
The D Major scale has two sharps, F and C. The notes in this scale are D, E F sharp, G, A, B, C sharp, D.
The notes in a g major scale: G A B C D E F# G
A, B, C#, D, E, F#, and G# are the notes of the A major scale.
The notes of the A major scale are A B C# D E F# and G#. The notes in an A major triad are A C# and E.
The C major scale and its relative minor, the A minor scale. C Major.
The C major scale uses only the white notes.
C flat Major
The C major scale is the only diatonic (major) scale without sharps or flats. The notes are simply C, D, E, F, G, A, B and C.
The notes are C, D, E, F, G, A, B, C.
C, D, and E are the first three notes of the C major scale.
Because none of the notes in that scale are on any of the black keys.
C d e f g a b c
C, D, E, F, G, A, B and C.
C D E F G A B C is the C Major scale.