Ben Still
@drbenstill.bsky.social
Incoherent superposition of education, writing, editing, consulting, outreach, and partnerships. Resonances include #author #teacher #LEGO #Physics #books www.youtube.com/drbenstill
Agreed, an impeccable line up!
July 23, 2025 at 6:46 AM
Agreed, an impeccable line up!
60 Neodymium Nd, separated from oxide mix didymium which contains lathanide elements 1885 🇦🇹Baron Carl Auer von Welsbach, takes root of its name from the Greek neos νέος for new which is added to -dymium from didymium lit. new-twin #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
60 Neodymium Nd, separated from oxide mix didymium which contains lathanide elements 1885 🇦🇹Baron Carl Auer von Welsbach, takes root of its name from the Greek neos νέος for new which is added to -dymium from didymium lit. new-twin #etymology #Elements #PeriodicTable #Chemistry #Science #Language
59 Praseodymium Pr, 1839-43 ceria separated into 2 oxides 🇸🇪Carl Gustaf Mosander 1 was La₂O₃ other, didymium from Greek didymos δίδυμος for twin, mixture of oxides including one green in colour - green prasinos πράσινος in Greek #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
59 Praseodymium Pr, 1839-43 ceria separated into 2 oxides 🇸🇪Carl Gustaf Mosander 1 was La₂O₃ other, didymium from Greek didymos δίδυμος for twin, mixture of oxides including one green in colour - green prasinos πράσινος in Greek #etymology #Elements #PeriodicTable #Chemistry #Science #Language
58 Cerium Ce, named 1803 🇸🇪Jöns Jakob Berzelius & Wilhelm Hisinger after the dwarf planet Ceres discovered 1801 itself named after the Roman god of agriculture. Also identified 1803 🇩🇪Martin Heinrich Klaproth in oxide ceria #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
58 Cerium Ce, named 1803 🇸🇪Jöns Jakob Berzelius & Wilhelm Hisinger after the dwarf planet Ceres discovered 1801 itself named after the Roman god of agriculture. Also identified 1803 🇩🇪Martin Heinrich Klaproth in oxide ceria #etymology #Elements #PeriodicTable #Chemistry #Science #Language
57 Lanthanum La, from Ancient Greek λανθάνω lanthánō meaning to escape (someones) notice because it lay hidden in ores of other rare earth metals. Discovered & named 🇸🇪Carl Gustav Mosander 1839 pure metal not extracted until 1923 #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
57 Lanthanum La, from Ancient Greek λανθάνω lanthánō meaning to escape (someones) notice because it lay hidden in ores of other rare earth metals. Discovered & named 🇸🇪Carl Gustav Mosander 1839 pure metal not extracted until 1923 #etymology #Elements #PeriodicTable #Chemistry #Science #Language
56 Barium Ba, heaviest of the non-radioactive alkaline earth metals name from Greek βαρύς barys meaning heavy. 🇸🇪🇩🇪Carl Scheele identified element in barite ore not isolated until 1808 🇬🇧Sir Humphry Davy using electrolysis #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
56 Barium Ba, heaviest of the non-radioactive alkaline earth metals name from Greek βαρύς barys meaning heavy. 🇸🇪🇩🇪Carl Scheele identified element in barite ore not isolated until 1808 🇬🇧Sir Humphry Davy using electrolysis #etymology #Elements #PeriodicTable #Chemistry #Science #Language
55 Caesium Cs, another element discovered 🇩🇪Robert Bunsen & Gustav Kirchhoff 1860 name from Latin caesius meaning sky-blue because of the colour of light emitted in flame tests. Cesium in the US #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
55 Caesium Cs, another element discovered 🇩🇪Robert Bunsen & Gustav Kirchhoff 1860 name from Latin caesius meaning sky-blue because of the colour of light emitted in flame tests. Cesium in the US #etymology #Elements #PeriodicTable #Chemistry #Science #Language
54 Xenon Xe, discovered in September 1898 🇬🇧William Ramsay & Morris Travers in the residue of air after they discovered Kr and Ne, name from Greek ξένος xenos meaning foreign/strange. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
54 Xenon Xe, discovered in September 1898 🇬🇧William Ramsay & Morris Travers in the residue of air after they discovered Kr and Ne, name from Greek ξένος xenos meaning foreign/strange. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
53 Iodine I, solid sublimes in standard conditions to form a violet gas named iode 1813 🇫🇷Joseph-Louis Gay-Lussac from Greek ἰώδης iodes, violet, after discovery 1811 🇫🇷Bernard Courtois. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
53 Iodine I, solid sublimes in standard conditions to form a violet gas named iode 1813 🇫🇷Joseph-Louis Gay-Lussac from Greek ἰώδης iodes, violet, after discovery 1811 🇫🇷Bernard Courtois. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
52 Tellurium Te, first isolated and named by 🇩🇪Martin Heinrich Klaproth 1798 from the Latin word for the Earth, tellus. Often found in ores with Au, Colorado town Telluride named, thought to sit atop lots of such ore, it didn't #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
52 Tellurium Te, first isolated and named by 🇩🇪Martin Heinrich Klaproth 1798 from the Latin word for the Earth, tellus. Often found in ores with Au, Colorado town Telluride named, thought to sit atop lots of such ore, it didn't #etymology #Elements #PeriodicTable #Chemistry #Science #Language
51 Antimony Sb, many theories inc. popular one from Greek ἀντίμοναχός anti-monachos - monk killer, ref. to the poisonous nature of element & monks work as early alchemists. Symbol from Latin stibium from element cont. ore stibnite #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
51 Antimony Sb, many theories inc. popular one from Greek ἀντίμοναχός anti-monachos - monk killer, ref. to the poisonous nature of element & monks work as early alchemists. Symbol from Latin stibium from element cont. ore stibnite #etymology #Elements #PeriodicTable #Chemistry #Science #Language
50 Tin Sn, possibly from ancestor of Cornish language name stean, supply mainly from region in 1st centuries AD. Name became zinn in Germanic langs but stannum in Latin, name AG-Pb alloy but made name for tin from 4c AD - root symbol #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
50 Tin Sn, possibly from ancestor of Cornish language name stean, supply mainly from region in 1st centuries AD. Name became zinn in Germanic langs but stannum in Latin, name AG-Pb alloy but made name for tin from 4c AD - root symbol #etymology #Elements #PeriodicTable #Chemistry #Science #Language
49 Indium In, discovered using spectroscopy 1873🇩🇪Ferdinand Reich & Hieronymous Theodor Richter because of a distinctive blue colour emitted. Named after colour indigo which comes from the Latin indicum, word for Indian colour dyes #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
49 Indium In, discovered using spectroscopy 1873🇩🇪Ferdinand Reich & Hieronymous Theodor Richter because of a distinctive blue colour emitted. Named after colour indigo which comes from the Latin indicum, word for Indian colour dyes #etymology #Elements #PeriodicTable #Chemistry #Science #Language
48 Cadmium Cd, name from zinc ore in which the metal was first discovered 1817🇩🇪Friedrich Stromeyer & Karl Samuel Leberecht Hermann. Ore named cadmia in Greek καδμεία after first Greek hero Κάδμος Cadmus, the founder of Thebes #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
48 Cadmium Cd, name from zinc ore in which the metal was first discovered 1817🇩🇪Friedrich Stromeyer & Karl Samuel Leberecht Hermann. Ore named cadmia in Greek καδμεία after first Greek hero Κάδμος Cadmus, the founder of Thebes #etymology #Elements #PeriodicTable #Chemistry #Science #Language
47 Silver Ag, from old English seolfer the word is of unknown origin, possibly Akkadian ṣurpum from ṣarāpum meaning to smelt. Takes symbol from Latin name of metal argentum also meaning white money, reference to its white colour. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:24 PM
47 Silver Ag, from old English seolfer the word is of unknown origin, possibly Akkadian ṣurpum from ṣarāpum meaning to smelt. Takes symbol from Latin name of metal argentum also meaning white money, reference to its white colour. #etymology #Elements #PeriodicTable #Chemistry #Science #Language
46 Palladium Pa, discovered & named 🏴William Hyde Wollaston 1803 after Asteroid Pallas discovered 1802 🇩🇪Heinrich Wilhelm Matthäus Olbers, named from Ancient Greek: Παλλάς pallas an alternate name for goddess Athena #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:23 PM
46 Palladium Pa, discovered & named 🏴William Hyde Wollaston 1803 after Asteroid Pallas discovered 1802 🇩🇪Heinrich Wilhelm Matthäus Olbers, named from Ancient Greek: Παλλάς pallas an alternate name for goddess Athena #etymology #Elements #PeriodicTable #Chemistry #Science #Language
45 Rhodium Rh, from Ancient Greek ῥόδον rhódon meaning rose after pink colour of its hydrated chlorine salts produced during extraction using aqua regia (1:3 nitric-hydrochloric acid mix) 🏴William Hyde Wollaston 1803 #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:23 PM
45 Rhodium Rh, from Ancient Greek ῥόδον rhódon meaning rose after pink colour of its hydrated chlorine salts produced during extraction using aqua regia (1:3 nitric-hydrochloric acid mix) 🏴William Hyde Wollaston 1803 #etymology #Elements #PeriodicTable #Chemistry #Science #Language
44 Ruthenium Ru, named after the Latin for Russia Ruthenia by discoverer 🇷🇺🇩🇪Karl Ernst Claus 1844. Almost discovered 1827 🇩🇪Gottfried Osann, also named it ruthenium as hints were found in ores from the Ural mountains in Russia #etymology #Elements #PeriodicTable #Chemistry #Science #Language
June 26, 2025 at 7:23 PM
44 Ruthenium Ru, named after the Latin for Russia Ruthenia by discoverer 🇷🇺🇩🇪Karl Ernst Claus 1844. Almost discovered 1827 🇩🇪Gottfried Osann, also named it ruthenium as hints were found in ores from the Ural mountains in Russia #etymology #Elements #PeriodicTable #Chemistry #Science #Language