
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 |
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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 |
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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 |
– 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