Neapolitan chord

Common card · No. 256451

In classical music theory, a Neapolitan chord (or simply a "Neapolitan") is a major chord built on the lowered (flat) second (supertonic) scale degree. In Schenkerian analysis, it is known as a Phrygian II, since in minor scales the chord is built on the notes of the corresponding Phrygian mode. The Neapolitan is found far more often in minor keys than in major keys. Although it is sometimes indicated by an "N6" rather than a "♭II", some analysts prefer the latter because it indicates the relation of this chord to the supertonic. The Neapolitan chord does not fall into the categories of mixture or tonicization. Moreover, even Schenkerians like Carl Schachter do not consider this chord as a sign for a shift to the Phrygian mode. Therefore, like the augmented sixth chords it should be assigned to a separate category of chromatic alteration. In European Classical music, the Neapolitan most commonly occurs in first inversion so that it is notated either as ♭II6 or N6 and normally referred to...

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