Musical characteristics of Pop Tonality Typically pop music has a major tonality because pop music can be uplifting bright and happy. Usually, when pop music has a minor tonality it is to give the song more emotional depth. Harmony Pop music typically has diatonic chord progressions, a common progression is - I-V-vi-IV. Pop harmonies are often repetitive and predictable to create memorable hooks. Extensions Common pop music extensions are 7th's, 9th's and 13th's. These extensions add colour to songs because pop songs can feel quite generic and bland. Scales The most common pop scales are the major scale, minor scale and the pentatonic scale. The pentatonic scale is used for its simplicity and its used in pop, rock riffs and melodic phrases. Riffs Pop riffs aim to be memorable and catchy, they are often played on guitars, bass' and synthesizers. They can work as a harmonic background for the lead singer. Rhythms Most pop songs use a ...