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Hace 1 día · Kievan Rus', [a] [b] also known as Kyivan Rus ', [c] [7] [8] was a state and later an amalgam of principalities [9] in Eastern and Northern Europe from the late 9th to the mid-13th century. [10] The name was coined by Russian historians in the 19th century. Encompassing a variety of polities and peoples, including East Slavic, Norse, [11] [12 ...
2 de may. de 2024 · Uranium is a chemical element; it has symbol U and atomic number 92. It is a silvery-grey metal in the actinide series of the periodic table. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. Uranium radioactively decays, usually by emitting an alpha particle.
- 92
- f-block groups (no number)
- silvery gray metallic; corrodes to a spalling black oxide coat in air
12 de abr. de 2024 · Por qué la enciclopedia libre más popular está pidiendo donaciones. Quienes quieran dejar un aporte pueden arrancar desde 1,83 dólares y subir al monto que deseen. Por Jimmy Pepinosa. 12 Abr,...
Hace 4 días · The Sentinel-class cutter, also known as the Fast Response Cutter due to its program name, is part of the United States Coast Guard 's Deepwater program. [2] [3] [4] At 154 feet (46.8 m), it is similar to, but larger than, the 123-foot (37 m) lengthened 1980s-era Island-class patrol boats that it replaces.
Hace 4 días · The Brythonic Kingdom of Gwynedd was established in the 5th century, and it proved to be the most durable of these Brythonic states, surviving until the late 13th century. [13] Boundaries and names emerging from the 1st millennium AD onwards are still being used today to define towns and counties of the region. [41]
Hace 22 horas · Sistema de disputa Se mantiene el formato de la temporada anterior, iniciando la temporada con el Torneo Competencia: un torneo a una rueda dividido en dos series de 7 equipos, en las cuales los ganadores de cada serie se clasifican a la final. El campeón se asegura un cupo en los play-offs por el tercer ascenso a la Primera División , salvo que al culminar la temporada haya finalizado en ...
1 de may. de 2024 · 1132 – Hugh of Châteauneuf, French bishop (b. 1053) 1204 – Eleanor of Aquitaine, queen of France and England (b. 1122) 1205 – Amalric II, king of Cyprus and Jerusalem; 1282 – Abaqa Khan, ruler of the Mongol Ilkhanate (b. 1234) 1431 – Nuno Álvares Pereira, Portuguese general (b. 1360)
