The Piano Sonata No. 12 in F major, K. 332 (300k) by Wolfgang Amadeus Mozart was published in 1784 along with the Piano Sonata No. 10 in C major, K. 330, and Piano Sonata No. 11, K. 331. Mozart wrote these sonatas either while visiting Munich in 1781, or during his first two years in Vienna. Some believe, however that Mozart wrote this and the other sonatas during a summer 1783 visit to Salzburg made for the purpose of introducing his wife, Constanze to his father, Leopold. All three sonatas were published in Vienna in 1784 as Mozart's Op. 6.
The Bassoon Concerto in B-flat major, K. 191/186e, is a bassoon concerto written in 1774 by Wolfgang Amadeus Mozart. It is the most often performed and studied piece in the entire bassoon repertory. Nearly all professional bassoonists will perform the piece at some stage in their career, and it is probably the most commonly requested piece in orchestral auditions – it is usually requested that the player perform excerpts from the concerto's first two movements in every audition.
The Symphony No. 39 in E♭ major of Wolfgang Amadeus Mozart, K. 543, was completed on 26 June 1788.
E-flat major is a major scale based on E♭, consisting of the pitches E♭, F, G, A♭, B♭, C, and D. Its key signature has three flats. Its relative minor is C minor, and its parallel minor is E♭ minor,.
The Symphony No. 29 in A major, K. 201/186a, was completed by Wolfgang Amadeus Mozart on 6 April 1774. It is, along with Symphony No. 25, one of his better known early symphonies. Stanley Sadie characterizes it as "a landmark ... personal in tone, indeed perhaps more individual in its combination of an intimate, chamber music style with a still fiery and impulsive manner."
The Piano Sonata No. 13 in B-flat major, K. 333 (315c), also known as the "Linz Sonata", was composed by Wolfgang Amadeus Mozart in Linz at the end of 1783.
The Kegelstatt Trio, K. 498, is a piano trio for clarinet, viola and piano in E-flat major by Wolfgang Amadeus Mozart.
The Piano Sonata No. 14 in C minor, K. 457, by Wolfgang Amadeus Mozart was composed and completed in 1784, with the official date of completion recorded as 14 October 1784 in Mozart's own catalogue of works. It was published in December 1785 together with the Fantasy in C minor, K. 475, as Opus 11 by the publishing firm Artaria, Mozart's main Viennese publisher.
The Divertimento in E♭ major, K. 563, is a string trio, written by Wolfgang Amadeus Mozart in 1788, the year in which he completed his last three symphonies and his "Coronation" Piano Concerto. It is his last divertimento and different from his other divertimenti not only in its instrumentation but also in its compositorial ambition and scope.
The Symphony No. 33 in B♭ major, K. 319, was written by Wolfgang Amadeus Mozart, and dated on 9 July 1779.
The Serenade No. 10 for winds in B-flat major, K. 361/370a, is a serenade by Wolfgang Amadeus Mozart scored for thirteen instruments: twelve winds and string bass. The piece was probably composed in 1781 or 1782 and is often known by the subtitle Gran Partita, though the title is a misspelling and not in Mozart's hand. It consists of seven movements.
The Quintet in E♭ major for Piano and Winds, K. 452, was composed by Wolfgang Amadeus Mozart on March 30, 1784 and premiered two days later at the Imperial and Royal National Court Theater in Vienna. Shortly after the premiere, Mozart wrote to his father that "I myself consider it to be the best thing I have written in my life." It is scored for piano, oboe, clarinet, horn and bassoon.
Wolfgang Amadeus Mozart's Piano Sonata No. 3 in B♭ major, K. 281 / 189f, (1774) is a piano sonata in three movements:
Wolfgang Amadeus Mozart's Piano Sonata No. 17 in B♭ major, K. 570, dated February 1789, is a sonata in three movements:
The Milanese Quartets, K. 155–160, are a set of six string quartets composed by Wolfgang Amadeus Mozart in late 1772 and early 1773 when he was sixteen and seventeen years old. They are called 'Milanese' because Mozart composed them in Milan while he was working on his opera Lucio Silla. Before this set was composed, Mozart had written one earlier string quartet, so these six quartets are numbered from No. 2 to No. 7. The quartets are written in a plan of keys of D–G–C–F–B♭–E♭ following the circle of fourths.
The six string quartets, K. 168–173, were composed by Wolfgang Amadeus Mozart in late 1773 in Vienna. These are popularly known as the Viennese Quartets. Mozart may have hoped to have them published at the time, but they were published only posthumously by Johann André in 1801 as Mozart's Op. 94.
The Piano Sonata in B-flat major, K. 498a, is a piano sonata in four movements. It was first printed in 1798 by P. J. Thonus in Leipzig on behalf of Breitkopf & Härtel and attributed to Wolfgang Amadeus Mozart; an edition printed in c. 1805 already credited it as opus 26 of the Thomascantor August Eberhard Müller (1767–1817). Some publications still attribute it to Mozart, often as Piano Sonata No. 20.
Fantasia No. 4 in C minor, K. 475 is a composition for solo piano composed by Wolfgang Amadeus Mozart in Vienna on 20 May 1785. It was published as Opus 11, in December 1785, together with the Sonata in C minor, K. 457, the only one of Mozart's piano sonatas to be published together with a work of a different genre.
The Divertimento No. 17 in D major, K. 334/320b was composed by Wolfgang Amadeus Mozart between 1779 and 1780 and was possibly composed for commemorating the graduation of a close friend of Mozart's, Georg Sigismund Robinig, from his law studies at the University of Salzburg in 1780. Lasting about 42 minutes, it is the longest of the divertimenti by Mozart.
