Which among the following is not a lanthanide element?
By BYJU'S Exam Prep
Updated on: September 25th, 2023
All the elements in the modern periodic table with an atomic number other than 57 to 71 is not lanthanide element. Lanthanide elements are the rarest earth elements. These elements are used for various applications in industries, life science and other fields.
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Answer: An element in the modern periodic table with an atomic number other than 57 to 71 is not a lanthanide element.
Lanthanide elements are also called lanthanoids. There are total fifteen elements in the lanthanide series. They are Lanthanum (La), Cerium (Ce), Praseodymium (Pr), Neodymium (Nd), Promethium (Pm), Samarium (Sm), Europium (Eu), Gadolinium (Gd), Terbium (Tb), Dysprosium (Dy), Holmium (Ho), Erbium (Er), Thulium (Tm), Ytterbium (Yb), Lutetium (Lu).
The chemical symbol of Lanthanide is Ln. It is used in the manufacturing of various products like a cigarette lighter, tv screens, etc.
Summary:
Which among the following is not a lanthanide element?
Any element that does not fall in between the atomic numbers 57 and 71 in the modern periodic table is not a lanthanide element. Lanthanide or lanthanoid series comprises fifteen elements.
