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The Slovak National Museum's headquarters are located on Vajanské nábrežie (a river front street in Bratislava's Old Town ), along with the Natural History Museum. The construction of the building, designed by architect M. M. Harminec, began in July 1925 and was completed in 1928. The museum opened on May 4, 1930.
The Bratislava City Museum ( Slovak: Múzeum mesta Bratislavy, abbr. MMB) is a museum in Bratislava, Slovakia, established in 1868. Its headquarters are located in the Old Town, near the Main Square at the Old Town Hall. The museum is owned by one of the 11 allowance organizations of the City of Bratislava. [1]
The history of the periodic table is also a history of the discovery of the chemical elements. The first person in recorded history to discover a new element was Hennig Brand, a bankrupt German merchant. Brand tried to discover the philosopher's stone —a mythical object that was supposed to turn inexpensive base metals into gold.
The Periodic Table of the Elements in Pictures.pdf. English: This pictorial periodic table is colorful, boring, and packed with information. In addition to the element's name, symbol, and atomic number, each element box has a drawing of one of the element's main human uses or natural occurrences. The table is color-coded to show the chemical ...
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In Bratislava, Slovakia, Michael's Gate ( Slovak: Michalská brána, German: Michaelertor, Hungarian: Mihály kapu) is the only city gate that has been preserved of the medieval fortifications and ranks among the oldest town buildings. Built about the year 1300, its present shape is the result of baroque reconstructions in 1758, when the statue ...
Theodor Benfey's arrangement is an example of a continuous (spiral) table. First published in 1964, it explicitly showed the location of lanthanides and actinides.The elements form a two-dimensional spiral, starting from hydrogen, and folding their way around two peninsulas, the transition metals, and lanthanides and actinides.