First, there are fifteen major key signatures. Certain key signatures employ sharp signs (#), and some employ flat signs (b). Now, I have no intention at this juncture to itemize every key signature for you in this article. However, I will give you a few tips on tonality and recognition of key signatures. The rest will be an assignment for you to complete.
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The first example we'll study is the key of C major, also referred to as the key of no sharps, no flats. The key of C major does not contain any sharp signs or flat signs. All of the notes are natural. Taking this one step further, each and every major scale represents its own respective major key signature. For example, by reciting the notes contained in the C major scale (C-D-E-F-G-A-B-C), we discover all of the notes contained in the key of C major. Any other note, is considered chromatic (does not belong) to the key of C major. For those who are interested, any major scale (Ionian) contains half steps between the 3rd and 4th degrees and also between the 7th and 8th degrees of the major scale. This is the specific criteria for a ...