Mozart Requiem listening key facts - introitus - CCEA - A2 Music

What period is this set work

Classical

What section of set works is it from

Sacred vocal music

What is it scored for?

SATB choir + orchestra

What instruments are in the orchestra

Strings, organ continueo, 2 basset horns ,2 bassoons, 2 trumpets, 3 trombones and timpani

What makes this piece classical

Predominantly homophonic

Wind doubles vocal parts

Balanced phrasing

What is the tonic key?

D minor

What are the features of the instrumental introduction?

Conjunct movement

Suspension

Slow tempo - Adagio

Modulation to dominant then immediately back to the tonic

Woodwind instruments enter fugally

Describe the accompaniment in the instrumental introduction

Staccato quavers

On beat: cellos and double basses

Off beat: violins and violas

What do the trupet and timpani do at the end of the introduction

Act as punctuation marks

What Order are the modulations?

Begins in D minor

Modulated to Dominant then immediately back to tonic in the introduction

"Requiem aeternam" modulation to f major

"Et lux perpetua" modulation to Bb major (via diminished 7th chord)

"Te decet hymnus" modulation to G minor

Back to D Minor for restatement of requiem

What happens in the final passage

Homophonic texture

-Bass descends in chromatic steps

-augmented 6th chord

-imperfect cadence

Describe what happens at the first "requiem aeternam"

Dotted rhythms

Fugal entries

Vocal lines doubled by bassoons and basset horns

New Accompaniment: syncopated falling octaves in violins

Describe what happens at "et lux perpetua"

Homophonic texture in choir imitated by wind

Dotted rhythms,descending arpeggios, turn like ornament

New semiquaver counterpoint with descending sequence

What happens in the accompaniment during the soprano solo?

The semiquaver motif is fragmented, inverted and ascending scale

Describe what happens at "Exaudi orationem meam"?

Other voices (except sopranos) sing mainly syllabic quavers

Orchestra: immitative texture,dotted rhythms

What is the order of the different parts

Intro

Requiem

Et lux perpetua

Soprano solo

Exaudi orationem

Return of requiem