The String Quintet No. 3 in C major

C major

C major is a musical major scale based on C, with pitches C, D, E, F, G, A, and B. Its key signature has no flats/sharps.Its relative minor is A minor, and its parallel minor is C minor....

, K.

Köchel-Verzeichnis

The Köchel-Verzeichnis is a complete, chronological catalogue of compositions by Wolfgang Amadeus Mozart which was originally created by Ludwig von Köchel. It is abbreviated K or KV. For example, Mozart's Requiem in D minor was, according to Köchel's counting, the 626th piece Mozart composed....

 515 is written by Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart , baptismal name Johannes Chrysostomus Wolfgangus Theophilus Mozart , was a prolific and influential composer of the Classical era. He composed over 600 works, many acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music...

. Like all of Mozart's string quintet

String quintet

A string quintet is a musical composition for a standard string quartet supplemented by a fifth string instrument, usually a second viola or a second cello , but occasionally a double bass. Wolfgang Amadeus Mozart, who favoured addition of a viola, is considered a pioneer of the form...

s, it is a "viola quintet" in that it is scored for string quartet

String quartet

A string quartet is a musical ensemble of four string players – usually two violin players, a violist and a cellist – or a piece written to be performed by such a group...

 and an extra viola

Viola

The viola is a bowed string instrument. It is the middle voice of the violin family, between the violin and the cello.- Form :The viola is similar in material and construction to the violin. A full-size viola's body is between and longer than the body of a full-size violin , with an average...

 (two violin

Violin

The violin is a string instrument, usually with four strings tuned in perfect fifths. It is the smallest, highest-pitched member of the violin family of string instruments, which includes the viola and cello....

s, two violas and cello

Cello

The cello is a bowed string instrument with four strings tuned in perfect fifths. It is a member of the violin family of musical instruments, which also includes the violin, viola, and double bass. Old forms of the instrument in the Baroque era are baryton and viol .A person who plays a cello is...

).

The work was completed on April 19, 1787, less than a month before the completion of his stormy G Minor Quintet, K. 516

String Quintet No. 4 (Mozart)

The String Quintet No. 4 in G minor, K. 516 was written by Wolfgang Amadeus Mozart. Like all of Mozart's string quintets, it is a "viola quintet" in that it is scored for string quartet and an extra viola ....

. This would not be the last time that a great pair of C major

C major

C major is a musical major scale based on C, with pitches C, D, E, F, G, A, and B. Its key signature has no flats/sharps.Its relative minor is A minor, and its parallel minor is C minor....

/G minor

G minor

G minor is a minor scale based on G, consisting of the pitches G, A, B, C, D, E, and F. For the harmonic minor scale, the F is raised to F. Its relative major is B-flat major, and its parallel major is G major....

 works of the same form would be published in close proximity and assigned consecutive Köchel

Köchel-Verzeichnis

The Köchel-Verzeichnis is a complete, chronological catalogue of compositions by Wolfgang Amadeus Mozart which was originally created by Ludwig von Köchel. It is abbreviated K or KV. For example, Mozart's Requiem in D minor was, according to Köchel's counting, the 626th piece Mozart composed....

 numbers. The following year, the 40th (G minor)

Symphony No. 40 (Mozart)

Wolfgang Amadeus Mozart wrote his Symphony No. 40 in G minor, KV. 550, in 1788. It is sometimes referred to as the "Great G minor symphony," to distinguish it from the "Little G minor symphony," No. 25. The two are the only minor key symphonies Mozart wrote....

 and 41st (C major)

Symphony No. 41 (Mozart)

Wolfgang Amadeus Mozart completed his Symphony No. 41 in C major, K. 551, on 10 August 1788. It was the last symphony that he composed.The work is nicknamed the Jupiter Symphony...

 symphonies would be completed within a few weeks of each other.

This quintet inspired Schubert

Franz Schubert

Franz Peter Schubert was an Austrian composer.Although he died at an early age, Schubert was tremendously prolific. He wrote some 600 Lieder, nine symphonies , liturgical music, operas, some incidental music, and a large body of chamber and solo piano music...

 in writing his own string quintet

String Quintet (Schubert)

The String Quintet in C major, D. 956, op. posth. 163, is a piece of chamber music written by Franz Schubert. It was composed during the summer of 1828, two months before his death, and is Schubert's final chamber work. The Quintet was first performed on 17 November 1850 at the Musikverein in...

 in the same key (his scoring involves two cellos rather than two violas as in Mozart's quintet). The opening theme of Schubert's work retained many of the characteristics of Mozart's opening theme, such as decorative turns, irregular phrase lengths, and rising staccato

Staccato

Staccato is a form of musical articulation. In modern notation it signifies a note of shortened duration and separated from the note that may follow by silence...

 arpeggio

Arpeggio

An arpeggio is a musical technique where notes in a chord are played or sung in sequence, one after the other, rather than ringing out simultaneously...

s (the latter appear only in Schubert's recapitulation).

Movements

The work is in standard four movement

Movement (music)

A movement is a self-contained part of a musical composition or musical form. While individual or selected movements from a composition are sometimes performed separately, a performance of the complete work requires all the movements to be performed in succession...

 form:

• I. Allegro
• II. Andante
• III. Menuetto
  Minuet
  A minuet, also spelled menuet, is a social dance of French origin for two people, usually in 3/4 time. The word was adapted from Italian minuetto and French menuet, and may have been from French menu meaning slender, small, referring to the very small steps, or from the early 17th-century popular...
  
  : Allegretto
• IV. Allegro

The first movement is massive in scope. Indeed, it is the largest "sonata-allegro" movement before Beethoven, usually taking about a quarter of an hour to perform.