Include more citations for ratio and historical claims. Chromatic Scale definition: The chromatic scale is the musical scale that has all 12 possible notes in it with each note separated by the distance of a half step, semitone or … Take a look at the two intervals below. A SEMITONE is the smallest distance between any two sounds used in Western music. You can do the same thing in the opposite direction. The semitone system is more tight and tucked in under the notes. what is the diatonic semitone of B going up the scale. i.e. - "vii of V" would be spelled "f# a c" [f# diminished] and resolve to G major [g b d] (chromatic tendency tones are f# to g, and c to b) - "It+6" would be spelled "f# ab c" and with the a-flat in the bass (all three pitches are chromatic tendency tones, and two of them must resolve to the "g root" of V) Therefore ‘C’ to ‘C sharp’ is a ‘C’hromatic semitone, but ‘C’ to ‘D flat’ is a ‘D’iatonic semitone, hope that helps! Pick a note on the keyboard, now find the next semitone to right. Chromatic Scales. A semitone, also called a half step or a half tone, is the smallest musical interval commonly used in Western tonal music, and it is considered the most dissonant when sounded harmonically. Natural B is called B by Swedish jazz and pop musicians, but still denoted H in classical music. Which clef am I looking at in this lesson? There are therefore 12 semitone within an octave. Uh, got it? For example here is an ascending chromatic … C flat.