Schubert Impromptu Op 90 No 2 Harmonic Analysis

The first section (mm. 1–82) sets the scene with a bright, flowing melody in E-flat major, characterized by chromatic passing tones that add color to the diatonic structure.

minor, breaking the typical Classical expectation of returning to the home major key. 1. Structural Overview

Diminished seventh chords are used extensively to create tension and instability, leading to the dramatic climax of the Trio. schubert impromptu op 90 no 2 harmonic analysis

| Feature | Example in the Piece | Effect | |---------|----------------------|--------| | | Eb → Cm → Ab → Fm | Smooth but unexpected key changes | | Enharmonic respelling | Eb major to B minor (Eb = D#) | Sudden, dramatic contrast | | Neapolitan sixth chord | Fb major (spelled Fb-Ab-Cb) in bars 55 & 185 | Chromatic color, expressive tension | | Augmented sixth chords | German (bar 14) and French (bar 105) | Intense dominant preparation | | Chromatic mediants | Eb to G major (bar 33) | Romantic, lush sound | | Abrupt juxtaposition | End of B section (F# major) to A’ section (Eb major) | Disorienting, magical return |

Throughout Impromptu Op. 90, No. 2, Schubert showcases his mastery of innovative harmonic techniques. Some notable examples include: The first section (mm

The harmonic analysis of Impromptu Op. 90, No. 2 reveals Schubert's mastery over both traditional harmony and more innovative, forward-looking techniques.

How does Schubert connect two keys that share almost no common scales? He uses and chromatic third relations . The A section ends on an unharmonized E-flat octave. Schubert mentally reinterprets this E-flat as a D-sharp . D-sharp serves as the 90, No

E-flat Minor (revisited themes from Section B). Section A: The Illusion of E-flat Major

Impromptu Op. 90, No. 2, is written in the key of A-flat major, with a tempo marking of "Allegretto." The piece follows a modified sonata form, comprising an exposition, development, and recapitulation. The structure can be outlined as follows: