Tag Archives: Lanthanides

Ytterbium, Yb, Atomic number 70

General ytterbium [ʏtɛrbiʊm] is a chemical element with the element symbol Yb and atomic number 70. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. Ytterbium is after the first locality, … Continue reading

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Thulium, Tm, Atomic number 69

General Thulium is a chemical element with the element symbol Tm and atomic number 69. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. Thulium (Named after Thule, the mythical island … Continue reading

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Terbium, Tb, Atomic number 65

General Terbium is a chemical element with the element symbol Tb and atomic number 65. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. Terbium is after the first locality, the … Continue reading

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Samarium, Sm, Atomic number 62

General samarium (after the mineral samarskite, which in turn named after the mining engineer W. M. Samarski) is a chemical element with atomic symbol Sm and atomic number 62. In the periodic table the element is silvery in the group of lanthanides and … Continue reading

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Promethium, Pm, Atomic number 61

General promethium (von Prometheus, a Titan in Greek mythology) is a chemical element with the element symbol Pm and atomic number 61. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. … Continue reading

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Neodymium, Nd, Atomic number 60

General neodymium (Nomenclature recommendation was temporarily: Neodymium) is a chemical element with the element symbol Nd and atomic number 60. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. The element name is derived … Continue reading

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Lutetium, Lu, Atomic number 71

General Lutetium is a chemical element with the element symbol Lu and atomic number 71. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. Lutetium was 1905 of three independent scientists … Continue reading

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Holmium, I, Atomic number 67

General Holmium is a chemical element with the element symbol Ho and atomic number 67. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. 1878 discovered the Swiss chemist Marc Delafontaine … Continue reading

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Gadolinium, Gd, Atomic number 64

General Gadolinium is a chemical element with the element symbol Gd and atomic number 64. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. The first element of the yttrium earths in the periodic table … Continue reading

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Europium, Eu, Atomic number 63

General Europium is a chemical element with the element symbol Eu and atomic number 63. In the periodic table it is in the group of lanthanides and is thus also one of the rare earth metals. Europium is the only americium in addition to … Continue reading

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