Section 1 (Theory/Harm) - Neapolitan 6th and Aug 6th chords Flashcards
where does the name Neapolitan come from
a group of 18th century composers in Naples Italy
what does the 6 refer to
first inversion
what is neapolitan chord
major chord based on the lowered supertonic scale degree
what tonality is the neapolitan chord found in
mostly minor but it can be major
what are the two chord symbols for neapolitan 6th chords
bII or more commonly N or N6
the N6 chord functions as ____
II, IV, or V/V
subdominant
what does the N6 resolve to
the dominant
what chord approached the N6
any chord that would normally approach the II
such as I, IV, VI, or iio
what is the key function of the Neapolitan 6th chord
create smooth voice leading
how does the lowered supertonic scale degree voice lead when moving
it pulls downward resolving to the dominant
Example:
F A Db F
G G B D
in four part writing its common practice to double what voice while using contrary and oblique motion in what other voice
double the bass
contrary and oblique motion in the upper voices
how do you avoid parallel octaves when doubling the bass on a N6
resolving to a V7
what chord can be used to delay the resolution slightly
a cadential 6/4
what is a cadential 6/4
6/4 based on tonic
why use the cadential 6/4
it helps to function more as a precursor to the dominant movement
can the Neapolitan function as a secondary dominant
yes
Example: V/N6 to N6 to V7
can the Neapolitan chord be in root position
yes
what follows a root position Neapolitan chord
a root position I chord
how do you avoid parallel fifths moving from root position N to Root position 1
the fifth of N will ascend to tonic
how do augmented 6th chords function
subdominant
where do augmented 6th chords get their name from
augmented 6th interval above the bass
what are the specific scale degrees that create the augmented 6 interval
b6 and #4
when resolving the aug 6th to the V what happens
they move outward in contrary motion stepwise motion
what is the aug 6 chord symbol
+6
