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Publicēts: 19.04.2004.
Valoda: Angļu
Līmenis: Vidusskolas
Literatūras saraksts: Nav
Atsauces: Nav
  • Eseja 'Platinum Report', 1.
Darba fragmentsAizvērt

Platinum is a very pretty white silvery metal. Its has many isotopes that range from 190Pt to 198Pt. Platinum's atomic mass average is 195.08 amus. Platinum's place on the periodic table is period number 6, group number 10. Platinum has a fairly large Atomic number it is 78.
Platinum's elemental forms are nuggets and grains. Unfortunately platinum has never been found pure, it is unknown in nature. Platinum is usually alloyed with other metals like iron, copper, gold etc. Platinum is mostly found behind rocks or bends in rivers.…

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