Search results for "Iridium-192" - New World Encyclopedia
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- Iridium (chemical symbol Ir, atomic number 77) is a dense, hard, brittle, silvery-white transition metal of the platinum family. It occurs in ...11 KB (1,491 words) - 09:39, 30 November 2024
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- Iridium (chemical symbol Ir, atomic number 77) is a dense, hard, brittle, silvery-white transition metal of the platinum family. It occurs in ...11 KB (1,491 words) - 09:39, 30 November 2024
- Osmium (chemical symbol Os, atomic number 76) is a hard, brittle, blue-gray or blue-black transition metal in the platinum family and is found ...14 KB (1,905 words) - 11:30, 1 September 2025
- Category:Public number=78 | symbol=Pt | name=platinum | left=iridium | right=gold | above=Pd | below=Ds | color1=#ffc0c0 | color2=black ...14 KB (2,002 words) - 12:45, 7 March 2026
- An antiproton (symbol Antiproton , pronounced p-bar) is the antiparticle of the proton. An antiproton is relatively stable, but it is typically ...8 KB (1,066 words) - 01:57, 9 January 2023
- Gamma rays (γ rays) is the popular name applied to gamma radiation, the most energetic form of electromagnetic radiation and thus the electromagnetic ...16 KB (2,549 words) - 04:20, 18 April 2024
- The metric system is a decimalized system of measurement based on the meter and the gram. It exists in several variations, with different choices ...26 KB (4,054 words) - 11:59, 29 April 2025
- Breccia ( breach ) is a rock composed of angular fragments of rocks or minerals in a matrix (or cementing material) that may be similar to or ...13 KB (1,859 words) - 15:17, 6 April 2025
- Rhodium (chemical symbol Rh, atomic number 45) is a rare, silvery-white, inert metal. It is a member of the platinum group of elements and is ...13 KB (1,685 words) - 20:04, 8 December 2022
- Carbon monoxide, with the chemical formula CO, is a colorless, odorless, and tasteless gas. It is the product of the incomplete combustion of ...20 KB (2,871 words) - 19:08, 26 November 2023
- The Paleogene (alternatively Palaeogene) period is an interval of about 42 million years defined on the geologic timescale as spanning roughly ...8 KB (1,211 words) - 00:53, 3 November 2025
- Krypton (chemical symbol Kr, atomic number 36) is a colorless, odorless, tasteless noble gas. It occurs in trace amounts in the atmosphere and ...9 KB (1,183 words) - 20:39, 7 March 2025
- Rhenium (chemical symbol Re, atomic number 75) is a silvery-white, lustrous, rare metal. Obtained as a byproduct of molybdenum refinement, it ...10 KB (1,384 words) - 20:01, 8 December 2022
- William Hyde Wollaston FRS (August 6, 1766 – December 22, 1828) was an English chemist and physicist who is famous for discovering two chemical ...12 KB (1,816 words) - 11:01, 9 May 2023
- The Cretaceous period is one of the major divisions of the geologic timescale, reaching from the end of the Jurassic period, from about 146 to ...12 KB (1,669 words) - 23:41, 4 June 2025
- In common terminology, transition metals (or transition elements) are chemical elements that lie in groups 3 through 12 of the periodic table ...17 KB (2,462 words) - 04:39, 5 November 2022
- Radio, once known as "wireless telegraphy" or "radiotelegraphy," is the wireless communication of signals by transmitting ...35 KB (5,160 words) - 15:52, 20 May 2026
- SI Units are the most widely used system of units. They are the most common system for everyday commerce in the world, and are almost universally ...15 KB (2,449 words) - 18:28, 22 December 2022
- Ruthenium (chemical symbol Ru, atomic number 44) is a rare, hard, white metal. It is a member of the platinum group of elements and is found ...13 KB (1,814 words) - 18:24, 22 December 2022
- Electronegativity is one of the fundamental concepts for an understanding of chemical bonding. The first modern definition was suggested by Linus ...16 KB (2,171 words) - 15:58, 13 February 2024
- Hydrazine is a chemical compound with the formula N2H4. It has an ammonia-like odor, and its liquid range and density are similar to those of ...15 KB (2,124 words) - 16:41, 19 July 2024
