Holmium was discovered by Marc Delafontaine in 1878. Holmium is a chemical element with symbol Ho and atomic number 67. It is a bright, soft, silvery-white,...
Dysprosium was discovered by Lecoq de Boisbaudran in 1886. Dysprosium is a chemical element with the symbol Dy and atomic number 66. It is a rare...
Terbium was discovered and first isolated by Carl Gustaf Mosander in 1842. Terbium is a chemical element with symbol Tb and atomic number 65. It is...
Gadolinium was discovered by Jean Charles Galissard de Marignac in 1880. It is a chemical element with symbol Gd and atomic number 64. It is a...
Europium was discovered in 1901 and is named after the continent of Europe. It is a chemical element with symbol Eu and atomic number 63. It...
Samarium was discovered and first isolated by Lecoq de Boisbaudran in 1879. Samarium is a chemical element with symbol Sm and atomic number 62. It is...
Promethium was discovered by Chien Shiung Wu, Emilio Segrè and Hans Bethe in 1942. Promethium is a chemical element with the symbol Pm and atomic number...
Neodymium was discovered in 1885 by the Austrian chemist Carl Auer von Welsbach. Neodymium is a chemical element with symbol Nd and atomic number 60. It...
Praseodymium was discovered by Carl Auer von Welsbach in 1885. Praseodymium is a chemical element with symbol Pr and atomic number 59. It is a soft,...
Cerium was discovered by Martin Heinrich Klaproth, Jöns Jakob Berzelius & Wilhelm Hisinger in 1803. Cerium is a chemical element with symbol Ce and atomic number...
Lanthanum was discovered by Carl Gustaf Mosander in 1838. It is a chemical element with symbol La and atomic number 57. It is soft, ductile &...
Barium was discovered by Carl Wilhelm Scheele in 1772. Barium is a chemical element with symbol Ba and atomic number 56. It is a soft, silvery...
Cesium was discovered by Robert Bunsen and Gustav Kirchhoff in 1860. Cesium is a chemical element with symbol Cs and atomic number 55. It is a...
Xenon was discovered and first isolated by William Ramsay and Morris Travers in 1898. Xenon is a chemical element with symbol Xe and atomic number 54....
Tellurium was discovered by Franz-Joseph Müller von Reichenstein in 1782. It is a chemical element with symbol Te and atomic number 52. It is a brittle,...
Antimony was first isolated by Vannoccio Biringuccio in 1540. It is a chemical element with symbol Sb and atomic number 51. It is a semi-metal. In...
Tin was discovered around 3500 BC. Tin is a chemical element with symbol Sn and atomic number 50. It is a soft & pliable metal and...
Indium was discovered by Ferdinand Reich and Hieronymous Theodor Richter in 1863. It is a chemical element with symbol In and atomic number 49. It is...
Cadmium was discovered and first isolated by Karl Samuel Leberecht Hermann and Friedrich Stromeyer in 1817. Cadmium is a chemical element with symbol Cd and atomic...
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