Iridium was originally found as a contaminant (with the element osmium) in platinum, and it was from the solid remnants left when platinum was dissolved in a mix of sulphuric and hydrochloric acids that Tennant made his discovery of both elements.Iridium - Element information, properties and uses | Periodic Tablersc : periodic-table : element : iridiumcoritiba hojeAstatine was discovered by D. Corson and co-workers in 1940 by bombarding a bismuth target with alpha particles. The most stable isotope of this element has a half-life time of only 8.1 hours.Astatine - News and events, University of Yorkyork.ac.uk : news-and-events : news : research : astatinecoritiba hoje betway acca - Steve Horton- Horton Global Strategies LLC.
Iridium was originally found as a contaminant (with the element osmium) in platinum, and it was from the solid remnants left when platinum was dissolved in a mix of sulphuric and hydrochloric acids that Tennant made his discovery of both elements.Iridium - Element information, properties and uses | Periodic Tablersc : periodic-table : element : iridiumcoritiba hojeAstatine was discovered by D. Corson and co-workers in 1940 by bombarding a bismuth target with alpha particles. The most stable isotope of this element has a half-life time of only 8.1 hours.Astatine - News and events, University of Yorkyork.ac.uk : news-and-events : news : research : astatinecoritiba hoje betway acca
- Steve Horton- Horton Global Strategies LLC.
