The lanthanides (or lanthanoids) in the periodic table includes the 15 chemical elements from atomic number 57 to 71: 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), and lutetium (Lu).
| group | ⇨ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| period | ⇩ | ||||||||||||||||||
| 1 | 1 H  Hydrogen |
2 He  Helium |
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| 2 | 3 Li  Lithium |
4 Be  Beryllium |
5 B  Boron |
6 C  Carbon |
7 N  Nitrogen |
8 O  Oxygen |
9 F  Fluorine |
10 Ne  Neon |
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| 3 | 11 Na  Sodium |
12 Mg  Magnesium |
13 Al  Aluminium |
14 Si  Silicon |
15 P  Phosphorus |
16 S  Sulfur |
17 Cl  Chlorine |
18 Ar  Argon |
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| 4 | 19 K  Potassium |
20 Ca  Calcium |
21 Sc  Scandium |
22 Ti  Titanium |
23 V  Vanadium |
24 Cr  Chromium |
25 Mn  Manganese |
26 Fe  Iron |
27 Co  Cobalt |
28 Ni  Nickel |
29 Cu  Copper |
30 Zn  Zinc |
31 Ga  Gallium |
32 Ge  Germanium |
33 As  Arsenic |
34 Se  Selenium |
35 Br  Bromine |
36 Kr  Krypton |
|
| 5 | 37 Rb  Rubidium |
38 Sr  Strontium |
39 Y  Yttrium |
40 Zr  Zirconium |
41 Nb  Niobium |
42 Mo  Molybdenum |
43 Tc  Technetium |
44 Ru  Ruthenium |
45 Rh  Rhodium |
46 Pd  Palladium |
47 Ag  Silver |
48 Cd  Cadmium |
49 In  Indium |
50 Sn  Tin |
51 Sb  Antimony |
52 Te  Tellurium |
53 I  Iodine |
54 Xe  Xenon |
|
| 6 | 55 Cs  Caesium |
56 Ba  Barium |
72 Hf  Hafnium |
73 Ta  Tantalum |
74 W  Tungsten |
75 Re  Rhenium |
76 Os  Osmium |
77 Ir  Iridium |
78 Pt  Platinum |
79 Au  Gold |
80 Hg  Mercury |
81 Tl  Thallium |
82 Pb  Lead |
83 Bi  Bismuth |
84 Po  Polonium |
85 At  Astatine |
86 Rn  Radon |
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| 7 | 87 Fr  Francium |
88 Ra  Radium |
104 Rf  Rutherfordium |
105 Db  Dubnium |
106 Sg  Seaborgium |
107 Bh  Bohrium |
108 Hs  Hassium |
109 Mt  Meitnerium |
110 Ds  Darmstadtium |
111 Rg  Roentgenium |
112 Cn  Copernicium |
113 Nh  Nihonium |
114 Fl  Flerovium |
115 Mc  Moscovium |
116 Lv  Livermorium |
117 Ts  Tennessine |
118 Og  Oganesson |
||
| 57 La  Lanthanum |
58 Ce  Cerium |
59 Pr  Praseodymium |
60 Nd  Neodymium |
61 Pm  Promethium |
62 Sm  Samarium |
63 Eu  Europium |
64 Gd  Gadolinium |
65 Tb  Terbium |
66 Dy  Dysprosium |
67 Ho  Holmium |
68 Er  Erbium |
69 Tm  Thulium |
70 Yb  Ytterbium |
71 Lu  Lutetium |
|||||
| 89 Ac  Actinium |
90 Th  Thorium |
91 Pa  Protactinium |
92 U  Uranium |
93 Np  Neptunium |
94 Pu  Plutonium |
95 Am  Americium |
96 Cm  Curium |
97 Bk  Berkelium |
98 Cf  Californium |
99 Es  Einsteinium |
100 Fm  Fermium |
101 Md  Mendelevium |
102 No  Nobelium |
103 Lr  Lawrencium |
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| – lanthanide |
FAQs on Lanthanide
| ‣ What blocks are lanthanides? The f-block elements on the periodic table are lanthanides. |
| ‣ Which lanthanide is most commonly used? Cerium is the most commonly used lanthanide. |
| ‣ Is Sc a lanthanide? The scandium (Sc) is a transition metal, not a lanthanide. |
| ‣ Are lanthanides good conductors of electricity? Lanthanides are good conductors of electricity. |
| ‣ What is the general symbol for lanthanides? The general symbol for lanthanides is Ln. |
| ‣ Which lanthanide has the highest atomic number? The lutetium element has the highest atomic number among all lanthanides. |
| ‣ Are lanthanides transition metals? Lanthanides are inner transition metals, not transition metals. |
| ‣ Are all lanthanides in group 3? The lanthanides do not have any group number, but some authors consider them as group 3 elements. |
| ‣ In which period does the lanthanides appear? All the lanthanides are in period 6 of the periodic table. |
| ‣ Are lanthanides man made? All the lanthanides are naturally occurring elements. |
| ‣ Are there 14 or 15 lanthanides? There are a total of 15 lanthanides in the periodic table. |
| ‣ Which element of lanthanide series is radioactive? The promethium (Pm) in the lanthanide series is a radioactive element. |
| ‣ Which subshell is represented by the lanthanide series? The lanthanide series in the periodic table represents the f subshell. |
| ‣ Which lanthanide has configuration 4f1 5d1 6s2? The cerium element in the lanthanide series has the electron configuration [Xe] 4f1 5d1 6s2. |
| ‣ What is the common oxidation state of lanthanides? The common oxidation state of lanthanides is +3. |
| ‣ Where are lanthanides located on the periodic table? Lanthanides are in the sixth row of the periodic table. |
| ‣ Are lanthanides radioactive? Except for the promethium element, all lanthanides are non-radioactive. |
| ‣ Are lanthanides metals or nonmetals? All lanthanides are metals. |
| ‣ Are lanthanides inner transition metals? All lanthanides are inner transition metals. |
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Related:
Also Read:
- Block
- Group
- Period
- Metal
- Alkali Metal
- Alkaline Earth Metal
- Actinide
- Transition Metal
- Post Transition Metal
- Metalloid
- Nonmetal
- Reactive Nonmetal
- Noble Gas
External Links:
- https://en.wikipedia.org/wiki/Lanthanide
- https://www.thoughtco.com/definition-of-lanthanides-604554
- https://chem.libretexts.org/Bookshelves/Inorganic_Chemistry/Supplemental_Modules_and_Websites_(Inorganic_Chemistry)/Descriptive_Chemistry/Elements_Organized_by_Block/4_f-Block_Elements/The_Lanthanides/aLanthanides%3A_Properties_and_Reactions
- https://chemistrytalk.org/lanthanides-rare-earth/
- https://www.encyclopedia.com/science-and-technology/chemistry/compounds-and-elements/lanthanide-series
- https://www.merriam-webster.com/dictionary/lanthanide
- https://www.britannica.com/science/lanthanoid
