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Chlorine is a chemical element; it has symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chlorine is a yellow-green gas at room temperature.
This list of chemical elements named after people includes elements named for people both directly and indirectly. Of the 118 elements, 19 are connected with the names of 20 people. 15 elements were named to honor 16 scientists (as curium honours both Marie and Pierre Curie). Four others have indirect connection to the names of non-scientists. [1]
41 of the 118 known elements have names associated with, or specifically named for, places around the world or among astronomical objects. 32 of these have names tied to the places on Earth, and the other nine are named after to Solar System objects: helium for the Sun; tellurium for the Earth; selenium for the Moon; mercury (indirectly), uranium, neptunium and plutonium after their respective ...
The world's tallest man, as confirmed by the Guinness Book of Records, is Robert Pershing Wadlow, who was born in 1918 in Alton, Ill. Standing at a colossal 8'11.1″ (2.72 m) and weighing in at ...
Beryllium was named after the mineral beryl, whose name may have come from Belur, a city in Karnataka state of India. [18] [19] Indium gets its name from the indigo color seen in its spectrum, the Latin indicum meaning "of India", which makes it indirectly named after India. [20] Americium was named after the Americas. [21] [22] Europium was ...
Guinness World Records has declared Sultan Kösen the tallest living man in the world (he’s 8 feet and 2.8 inches tall), Bilal Ilyas Jhandir the best at identifying Taylor Swift songs in a ...
It’s in the Guiness Book of World Records. In 2009, the Kuwait Food Company produced a replica Krispy Kreme box that was over 19 feet long, filling it with 2,700 doughnuts — a Guinness World ...
Wollaston discovered it in samples of platinum from South America, but did not publish his results immediately. He had intended to name it after the newly discovered asteroid, Ceres, but by the time he published his results in 1804, cerium had taken that name. Wollaston named it after the more recently discovered asteroid Pallas. [112] 58 ...