Vērtējums:
Publicēts: 20.10.2003.
Valoda: Angļu
Līmenis: Vidusskolas
Literatūras saraksts: Nav
Atsauces: Nav
  • Eseja 'Aluminum. Number', 1.
Darba fragmentsAizvērt

The third most common element on Earth is aluminum. The only two of greater abundance are oxygen and silicon, thus making aluminum the far most abundant metal on earth. Aluminum has the atomic number thirteen and the chemical symbol Al. It has had many names over the years, including alumina, aluminium, and aluminum. It was in 1807 when a man by the name of Davy proposed the name aluminum, and it was accepted, however, until 1925, aluminium was also an accepted spelling, when the American Chemical Society officially decided on the name aluminium. Aluminum is non-sparking, non-magnetic…

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