Synthèse de Cannizzaro, bac Métropole 2021.

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Iron Maiden. Discography Apr 2026

Throughout their illustrious career, Iron Maiden has sold over 100 million records worldwide, with 16 studio albums and 11 live albums certified gold or platinum in various countries. They have headlined numerous world tours, performed at iconic festivals, and influenced generations of metal bands. Their distinctive style, blending galloping rhythms, soaring vocals, and epic storytelling, has become a benchmark for heavy metal.

The arrival of vocalist Bruce Dickinson in 1981 marked a significant turning point for Iron Maiden. With his powerful voice and charismatic stage presence, Dickinson helped shape the band's signature sound. , their third studio album, became a massive success, featuring the hit single "The Number of the Beast" and showcasing the band's mastery of epic, galloping metal anthems. This album set the standard for Iron Maiden's future work and remains a fan favorite. Iron Maiden. DISCOGRAPHY

The return of Bruce Dickinson in 1999 marked a new era for Iron Maiden. , a reunion album with Adrian Smith, celebrated their 20th anniversary and featured hits like "The Wicker Man" and "Out of the Silent Planet." "Dance of Death" (2003) , "A Matter of Life and Death" (2006) , and "The Final Frontier" (2010) continued their creative resurgence, with the band exploring new themes and sounds. Throughout their illustrious career, Iron Maiden has sold

The subsequent albums, and "Powerslave" (1984) , solidified Iron Maiden's position as metal leaders, with classics like "The Trooper" and "Powerslave" becoming staples of their live shows. "Somewhere in Time" (1986) , featuring the hit single "Wasted Years," marked a more experimental approach, with intricate guitar work and atmospheric soundscapes. The arrival of vocalist Bruce Dickinson in 1981

The late 1980s to the mid-1990s are often regarded as Iron Maiden's golden era. , with its ambitious concept and standout tracks like "The Clairvoyant" and "Only the Good Die Young," showcased the band's storytelling ability and musical maturity. "No Prayer for the Dying" (1990) , featuring the hit single "Bring Your Daughter...to the Slaughter," marked a darker, more aggressive direction, while "Fear of the Dark" (1992) , with its iconic title track, reinforced their status as metal giants.

Their 15th studio album, , saw Iron Maiden embark on a historical and literary-inspired concept album, featuring the 81-minute epic "The Book of Souls." In 2021, they released "Senjutsu" , their 17th studio album, which debuted at number one in several countries and featured the critically acclaimed title track.

The departure of Bruce Dickinson in 1994 led to the arrival of Blaze Bayley, whose distinctive vocals and songwriting style influenced and "Virtual XI" (1998) . Although these albums received mixed reviews, they demonstrated Iron Maiden's willingness to experiment and evolve.

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3.1. Effectuer un schéma légendé de l'ampoule à décanter en précisant les phases présentes et leurs compositions respectives après décantation.

Iron Maiden. DISCOGRAPHY
3.2. Justifier le choix de l'éther éthylique.
L'eau et l'éther ne sont pas miscibles.
Le produit A, alcool benzylique, est très soluble dans l'ether et très peu soluble dans l'eau.
Le produit B, ion benzoate, est très soluble dans l'eau et insoluble dans l'éther.
3.3. Justifier que l'on veuille obtenir un pH inférieur à 2 pour la phase aqueuse.
pKa( acide benzoïque / ion benzoate = 4,2.
A pH < 2, l'acide benzoïque prédomine et celui-ci est insoluble dans l'eau.
3.4. Donner l'intérêt du bain de glace et d'eau.
La température de ce bain est égale à 0°C. La solubilité de l'acide benzoïque est très faible à °C.
3.5. Citer une technique permettant d'isoler le produit B de la phase aqueuse.
Filtration sur büchner.
3.6. En utilisant le chromatogramme, conclure sur l'efficacité de l'étape de séparation des produits.
3.7. En utilisant le chromatogramme, conclure sur la pureté des produits.
Le produit A n'est pas pur : il contient du benzaldehyde et de l'alcool benzylique.
Le produit B est pur, on l'identifie à l'acide benzoïque.


  
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