The answer to this depends on the one who recites.
In piano recitatives there are people who can have their recitation of about an hour or so.
No. Recitatives build tension.
Arias are sung, recitatives are in the rhythm of speech usually in a style of declamation - between speech and singing..
An oratorio does not have acting, scenery, or costumes as an opera does but does have arias, recitatives, chorus, and orchestra.
Joseph Bialsky has written: 'Tseloso Vezimro, a volume of traditional recitatives for the Sabbath'
Recitatives are a type of musical composition that is more akin to speech than to a regular song. They are often found in operas, oratorios, and cantatas, and their main purpose is to advance the plot or provide exposition. Recitatives are typically characterized by a free rhythm that follows the natural inflections of spoken language.
John Pixell has written: 'A collection of songs, with their recitatives and symphonies, for the German flute, violins, etc, with a thorough bass for the harpsichord'
Melodies can be found in every song of an opera. Most likely these melodies are called character arias or recitatives.
The action in the oratorios was usually depicted with the help of a narrator, in a series of recitatives and arias, ensemble numbers such as duets and trios, and choruses. Source: The Enjoyment of Music 10th Edition
The main songs in operas are arias and deuts etc.
W. M. Rooke has written: 'Songs, duets, trios, recitatives, chorusses, & concerted pieces in the new grand romantic opera of Henrique, or, The love-pilgrim!' -- subject(s): Librettos, Operas 'Amilie, or, The love test' -- subject(s): Librettos, Operas
His style employs colourful orchestration and the use of special effects to heighten drama. He makes extensive use of virtuoso colouratura arias with soaring melodies, spectacular runs and vivid ornamentation. Stirring arias and choruses sometimes convey Italian Nationalism. Overall, his operas are conventional, featuring the "numbers" approach where overtures, recitatives, arias, ensembles and choruses alternate.
Verdi developed on the traditional forms, whereas people like Wagner created revolutionary styles. His works feature the conventional "numbers" approach where overtures, recitatives, arias, ensembles and choruses alternate.Verdi employed heavy use of bel canto techniques and colourful orchestration. His operas include virtuoso colouratura arias with soaring melodies, spectacular runs and vivid ornamentation.