How would you most accurately describe a Chromatic Scale?

A) A colorful array of sound

B) 12 half steps, between 13 pitches

C) 8 Pitches in an Octave

C) 8 pitches in an octave

The chromatic scale or twelve-tone scale is a musical scale with twelve pitches, each a semitone above or below its adjacent pitches. As a result, in 12-tone equal temperament (the most common temperament in Western music), the chromatic scale covers all 12 of the available pitches.