The actinide series derives its name from the first element in the series, actinium. The informal chemical symbol An is used in ... Actinides in the periodic table The actinide (/ˈæktɪnaɪd/) or actinoid (/ˈæktɪnɔɪd/) series encompasses the 15 metallic ... ISBN 978-1-57912-814-2. Morss, Lester; Asprey, Larned B. (1 August 2018). "Actinoid element". britannica.com. Encyclopædia ... All the actinides are f-block elements, except the final one (lawrencium) which is a d-block element: on this basis the ...

... actinoid series elements MeSH D01.268.271.100.033 - actinium MeSH D01.268.271.100.050 - americium MeSH D01.268.271.100.100 - ... lanthanoid series elements MeSH D01.268.558.362.249 - cerium MeSH D01.268.558.362.374 - dysprosium MeSH D01.268.558.362.437 - ... lanthanoid series elements MeSH D01.552.550.399.249 - cerium MeSH D01.552.550.399.374 - dysprosium MeSH D01.552.550.399.437 - ...

The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 ... The actinide series is named after its first element actinium. All but one of the actinides are f-block elements, corresponding ... The element naming controversy involved the first five or six transactinide elements. These elements thus used three-letter ... existence of a transactinide series ranging from element 104 to 121 and a superactinide series approximately spanning elements ...

... that element is usually included in the series. Connelly, Neil G.; et al. (2005). "Elements". Nomenclature of Inorganic ... ISBN 978-1-57912-814-2. Actinide element, Encyclopædia Britannica online Although "actinoid" (rather than "actinide") means " ... The actinide series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through ... a d-block element, is also generally considered an actinide. In comparison with the lanthanides, also mostly f-block elements, ...

Organometallics of the f-Elements. NATO Advanced Study Institutes Series: Series C - Mathematical and Physical Sciences. ... Clark, J. P.; Green, J. C. (1977). "An Investigation of the Electronic Structure of Bis(eta-cyclo-octatetraene)-actinoids by ... Uranocene, a member of the "actinocenes," a group of metallocenes incorporating elements from the actinide series. It is the ... The f elements, Nikolas Kaltsoyannis and Peter Scott. ISBN 0-19-850467-5 Chemistry of the Elements, N. N. Greenwood and A. ...

Hypothetical series of elements 121 to 157, which includes a predicted "g-block" of the periodic table. Transactinide elements ... Lanthanoids and actinoids are sometimes referred to as lanthanides and actinides respectively Another common classification is ... Transplutonium elements - Elements with atomic number greater than 94. Transuranium elements - Elements with atomic number ... Elements in the vicinity of where the metals and nonmetals meet are sometime classified as metalloids or an equivalent term. ...

Rare Earth Elements and Actinoids,T=Mn, Re, Ru, Os) with DyFe2SiC-Type Structure". Journal of Solid State Chemistry. 142 (2): ... "Magnetic and Electrical Properties of a New Series of Rare Earth Silicide Carbides with the CompositionR3Si2C2(R=Y, La-Nd, Sm, ... The lanthanide contraction is evident with the cell sizes for rare earth element silicide carbides. Höppe, Henning A.; Kotzyba ...

... a series of ten transition elements (lutetium through mercury) follows, and finally six main-group elements (thallium through ... IUPAC recommends the names lanthanoids and actinoids to avoid ambiguity, as the -ide suffix typically denotes a negative ion; ... These elements may be referred to either by their atomic numbers (e.g. "element 119"), or by the IUPAC systematic element names ... The s- and p-block elements, which fill their outer shells, are called main-group elements; the d-block elements (coloured blue ...

Light-element-moderated reactors. Molten-salt reactors (MSRs) are moderated by light elements such as lithium or beryllium, ... A series of critical safety flaws have also been identified with the RBMK design, though some of these were corrected following ... "Fast-reactor actinoid transmutation". Atomic Energy. 74: 83. doi:10.1007/BF00750983. S2CID 95704617. Nave, R. "Light Water ... In a CANDU reactor, this also allows individual fuel elements to be situated within the reactor core that are best suited to ...

It is the thirteenth and third-last element in the lanthanide series. Like the other lanthanides, the most common oxidation ... 10 (3): 1. Catherine E. Housecroft; Alan G. Sharpe (2008). "Chapter 25: The f-block metals: lanthanoids and actinoids". ... The primary decay products before 169Tm are element 68 (erbium) isotopes, and the primary products after are element 70 ( ... Weeks, Mary Elvira (1932). "The discovery of the elements: XVI. The rare earth elements". Journal of Chemical Education. 9 (10 ...

An is also the symbol for a generic actinoid element. However, since the anisyl group is monovalent, while the actinides are ... The skeletal structure of an organic compound is the series of atoms bonded together that form the essential structure of the ... These are called pseudoelement symbols or organic elements and are treated like univalent "elements" in skeletal formulae. A ... There are also symbols that appear to be chemical element symbols, but represent certain very common substituents or indicate ...