Lanthanides in the periodic table The lanthanide (/ˈlænθənaɪd/) or lanthanoid (/ˈlænθənɔɪd/) series of chemical elements comprises at least the 14 metallic...
107 KB (10,251 words) - 17:33, 29 June 2024
The lanthanide contraction is the greater-than-expected decrease in atomic radii and ionic radii of the elements in the lanthanide series, from left to...
16 KB (1,930 words) - 14:36, 9 July 2024
Lanthanide probes are a non-invasive analytical tool commonly used for biological and chemical applications. Lanthanides are metal ions which have their...
19 KB (2,421 words) - 16:47, 5 March 2024
Lanthanide triflates are triflate salts of the lanthanides. These salts have been investigated for application in organic synthesis as Lewis acid catalysts...
8 KB (924 words) - 07:50, 18 October 2023
Lanthanide compounds are compounds formed by the 15 elements classed as lanthanides. The lanthanides are generally trivalent, although some, such as cerium...
43 KB (3,229 words) - 04:38, 4 June 2024
Lanthanide chlorides are a group of chemical compounds that can form between a lanthanide element (from lanthanum to lutetium) and chlorine. The lanthanides...
4 KB (271 words) - 10:46, 19 December 2023
Atomic radius (section Lanthanide contraction)
down each column. However, there is one notable exception, known as the lanthanide contraction: the 5d block of elements are much smaller than one would...
28 KB (1,808 words) - 20:02, 4 April 2024
Holmium (category Lanthanides)
member of the lanthanide series. It is a relatively soft, silvery, fairly corrosion-resistant and malleable metal. Like many other lanthanides, holmium is...
36 KB (4,127 words) - 13:30, 13 July 2024
Europium (category Lanthanides)
symbol Eu and atomic number 63. Europium is a silvery-white metal of the lanthanide series that reacts readily with air to form a dark oxide coating. It is...
43 KB (5,280 words) - 14:39, 22 June 2024
the lanthanides increase as their atomic number increases due to the lanthanide contraction. It is possible by bringing a mixture of lanthanides in a...
8 KB (834 words) - 13:43, 18 April 2024
Thermodynamic Properties of the 𝑓-Elements and Their Compounds. I. The Lanthanide and Actinide Metals". Journal of Physical and Chemical Reference Data...
2 KB (439 words) - 21:16, 2 July 2024
Cerium (category Lanthanides)
that tarnishes when exposed to air. Cerium is the second element in the lanthanide series, and while it often shows the oxidation state of +3 characteristic...
49 KB (5,791 words) - 04:07, 30 June 2024
Praseodymium (category Lanthanides)
has symbol Pr and the atomic number 59. It is the third member of the lanthanide series and is considered one of the rare-earth metals. It is a soft, silvery...
37 KB (4,821 words) - 16:22, 26 June 2024
Yttrium (section Similarity to the lanthanides)
similar to the lanthanides and has often been classified as a "rare-earth element". Yttrium is almost always found in combination with lanthanide elements in...
58 KB (6,666 words) - 08:56, 20 June 2024
Lanthanide trichlorides are a family of inorganic compound with the formula LnCl3, where Ln stands for a lanthanide metal. The trichlorides are standard...
9 KB (662 words) - 18:33, 26 October 2023
LiYF4, YF3, CaF2 or oxides such as Gd2O3) doped with lanthanide ions. The most common lanthanide ions used in photon upconversion are the pairs erbium-ytterbium...
19 KB (2,192 words) - 08:03, 6 June 2024
Group 3 element (redirect from Group number of lanthanides and actinides)
and have a less rich coordination chemistry. Due to the effects of the lanthanide contraction, yttrium and lutetium are very similar in properties. Yttrium...
53 KB (5,866 words) - 12:21, 1 July 2024
Superficially lanthanide complexes are similar to those of the transition metals in that some are colored. However, for the common Ln3+ ions (Ln = lanthanide) the...
58 KB (5,583 words) - 20:48, 8 July 2024
Promethium (category Lanthanides)
stable forms, the other being technetium. Chemically, promethium is a lanthanide. Promethium shows only one stable oxidation state of +3. In 1902 Bohuslav...
40 KB (4,771 words) - 07:05, 25 June 2024
highways; see List of highways numbered 71 The atomic number of lutetium, a lanthanide The number of the French department Saône-et-Loire Nickname for the city...
542 bytes (107 words) - 13:59, 5 April 2024
Lanthanum (category Lanthanides)
metal that tarnishes slowly when exposed to air. It is the eponym of the lanthanide series, a group of 15 similar elements between lanthanum and lutetium...
48 KB (6,022 words) - 00:32, 27 June 2024
Ytterbium (category Lanthanides)
element in the lanthanide series, which is the basis of the relative stability of its +2 oxidation state. Like the other lanthanides, its most common...
41 KB (5,189 words) - 17:29, 3 July 2024
Chiral derivatizing agent (redirect from Lanthanide shift reagent)
Jean-Claude; Rao, V. Ramachandra; Rayudu, G.V.S; Perumareddi, J.R (2003). "Lanthanide Nmr Shift Reagents". Modern Aspects of Rare Earths and Their Complexes...
15 KB (1,818 words) - 23:00, 4 December 2023
includes: actinides, alkali metals, alkaline earth metals, halogens, lanthanides, transition metals, post-transition metals, metalloids, reactive nonmetals...
74 KB (9,741 words) - 18:18, 7 July 2024
paramagnetic ions; and [a] lack of reasonable positions for hydrogen, the lanthanide elements, and the actinide elements." Some other notable short periodic...
65 KB (6,340 words) - 14:12, 28 April 2024
Lutetium (category Lanthanides)
in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earth elements;...
33 KB (3,932 words) - 02:54, 1 July 2024
or rare earths or, in context, rare-earth oxides, and sometimes the lanthanides (although scandium and yttrium, which do not belong to this series, are...
156 KB (16,823 words) - 21:47, 10 July 2024
response to a change in temperature Lanthanide contraction, the decrease in size of the ionic radius of lanthanide elements with their growing atomic number...
2 KB (307 words) - 11:57, 22 July 2022
They therefore have smaller atomic radii and higher ionization energies. Lanthanide and actinide contraction (and scandide contraction): The shrinking of...
51 KB (5,883 words) - 15:10, 14 May 2024
Terbium (category Lanthanides)
rare earth metal that is malleable, and ductile. The ninth member of the lanthanide series, terbium is a fairly electropositive metal that reacts with water...
29 KB (3,799 words) - 03:16, 27 April 2024