Actinium
The isotopes of actinium range in atomic weight from 204 u (204 Ac) to 236 u (236 Ac). Actinium is found only in traces in ... Actinium gave the name to the actinide series, a set of 15 elements between actinium and lawrencium in the periodic table. ... The actinium isotope 227Ac is a transient member of the uranium-actinium series decay chain, which begins with the parent ... Actinium metal has been prepared by the reduction of actinium fluoride with lithium vapor in vacuum at a temperature between ...
Actinium oxyfluoride
... is an inorganic compound, with the chemical formula AcOF. It is radioactive. It crystallises in a calcium ... It can be obtained by reacting actinium fluoride with ammonia and water: AcF3 + 2 NH3 + H2O → AcOF + 2 NH4F The reaction ... "The Preparation and Identification of Some Pure Actinium Compounds 1". Journal of the American Chemical Society. 72 (2): 771- ...
Actinium-225
... (225Ac, Ac-225) is an isotope of actinium. It undergoes alpha decay to francium-221 with a half-life of 10 days, ... Actinium-225 has a half-life of 10 days and decays by alpha emission. It is part of the neptunium series, for it arises as a ... Actinium-225 was discovered in 1947 as part of the hitherto unknown neptunium series, which was populated by the synthesis of ... Isotopes of actinium Radium-223 Audi, G.; Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S. (2017). "The NUBASE2016 evaluation ...
Cerithidium actinium
... is a species of sea snail, a marine gastropod mollusk in the family Cerithiidae. Cerithidium actinium ...
Actinium compounds
Actinium(III) oxide is the only oxide that actinium can form, with the chemical formula Ac2O3. In this compound, actinium is in ... Actinium compounds are compounds containing the element actinium (Ac). Due to actinium's intense radioactivity, only a limited ... Actinium hydride was obtained by reduction of actinium trichloride with potassium at 300 °C, and its structure was deduced by ... Farr, J.; Giorgi, A. L.; Bowman, M. G.; Money, R. K. (1961). "The crystal structure of actinium metal and actinium hydride". ...
Isotopes of actinium
... , Actinium, Lists of isotopes by element). ... Actinium (89Ac) has no stable isotopes and no characteristic ... 228Ac and 225Ac are extremely rare, so almost all natural actinium is 227Ac. The most stable isotopes are 227Ac with a half- ... Plus radium (element 88). While actually a sub-actinide, it immediately precedes actinium (89) and follows a three-element gap ... of heavy neutron-rich isotopes with time-resolved Schottky spectrometry in the element range from thallium to actinium" (PDF). ...
Actinium(III) sulfide
... is the radioactive compound of actinium with the formula Ac2S3. This salt was prepared by heating ... The result was conformed to be actinium(III) sulfide by x-ray diffraction. "Diactinium trisulphide". WebElements. Retrieved 16 ... the University of Michigan (1948). The Preparation of Actinium Compounds. U.S. Atomic Energy Commission, Technical Information ... actinium(III) oxalate at 1400°C for 6 minutes in a mixture of carbon disulfide and hydrogen sulfide. ...
Actinium(III) nitrate
Actinium nitrate can be obtained by dissolving actinium or actinium hydroxide in nitric acid. A c ( O H ) 3 + 3 H N O 3 → A c ... Actinium(III) nitrate is an inorganic compound, actinium salt of nitric acid with the chemical formula Ac(NO3)3. The compound ... Salutsky, M. L.; Kirby, H. W. (1 November 1956). "Precipitation of Actinium Oxalate from Homogeneous Solution". Analytical ... N O 3 ) 3 + 3 H 2 O {\displaystyle {\mathsf {Ac(OH)_{3}+3HNO_{3}\ \xrightarrow {} \ Ac(NO_{3})_{3}+3H_{2}O}}} Actinium(III) ...
Actinium(III) chloride
... is a chemical compound containing the rare radioactive element actinium. This salt has the formula AcCl3 ... Actinium(III) chloride is made by reacting actinium hydroxide with carbon tetrachloride. 4 Ac(OH)3 + 3 CCl4 → 4AcCl3 + 3CO2 + ... "WebElements Periodic Table » Actinium » actinium trichloride". www.webelements.com.{{cite web}}: CS1 maint: multiple names: ... "Actinium chloride". pubchem.ncbi.nlm.nih.gov. v t e (CS1 maint: multiple names: authors list, Articles without InChI source, ...
Actinium(III) phosphate
... is a white-colored chemical compound of the radioactive element actinium. This compound was created by ... the University of Michigan (1948). The Preparation of Actinium Compounds. U.S. Atomic Energy Commission, Technical Information ... reacting actinium(III) chloride with monosodium phosphate in aqueous hydrochloric acid. This resulted in the hemihydrate AcPO4· ...
Actinium(III) oxide
... is a chemical compound containing the rare radioactive element actinium. It has the formula Ac2O3. It is ... Actinium, Great Soviet Encyclopedia (in Russian) Sherman, Fried; Hagemann, French; Zachariasen, W. H. (1950). "The Preparation ... Actinium oxide is not to be confused with Ac2O (acetic anhydride), where Ac is an abbreviation for acetyl instead of the symbol ... Actinium compounds, Sesquioxides, All stub articles, Inorganic compound stubs). ...
Actinium(III) bromide
... is a radioactive white crystalline solid that is a salt of actinium. It is prepared by reacting actinium( ... it turns into actinium oxybromide. "Actinium tribromide". WebElements. Retrieved 15 April 2021. Zachariasen, W. H. (1948). " ...
Actinium(III) iodide
... is the a salt of the radioactive metal actinium. It is a white crystalline solid. This compound was made ... "Actinium triiodide". WebElements. Retrieved 16 April 2021. the University of Michigan (1948). The Preparation of Actinium ... Actinium compounds, Iodides, All stub articles, Inorganic compound stubs). ... by heating actinium oxide with a mixture of aluminium metal and iodine at 700 °C for two hours. " ...
Actinium(III) fluoride
... (AcF3) is an inorganic compound, a salt of actinium and fluorine. Actinium fluoride can be prepared in ... Actinium fluoride is a white solid that reacts with ammonia at 900-1000 °C to yield an actinium oxyfluoride: AcF 3 + 2 NH 3 + H ... In the first method, actinium hydroxide is treated with hydrofluoric acid and the product precipitates: Ac ( OH ) 3 + 3 HF ⟶ ... Haire, Richard G. (2006). "Actinium". In Morss; Edelstein, Norman M.; Fuger, Jean (eds.). The Chemistry of the Actinide and ...
Actinia
1776 Actinia zonata Rathke, 1836 Actinia cari Actinia equina Actinia fragacea Actinia mediterranea Actinia striata Actinia ... 1846 Actinia grobbeni Watzl, 1922 Actinia iris Müller, 1789 Actinia kraemeri Pax, 1914 Actinia laurentii Brandt, 1835 Actinia ... 1833 Actinia prasina Gosse, 1860 Actinia punctata Gay, 1854 Actinia pusilla Swartz, 1788 Actinia reclinata Bosc, 1802 Actinia ... 1833 Actinia striata Rizzi, 1907 Actinia strigata Quoy & Gaimard, 1833 Actinia tabella Drayton in Dana, 1846 Actinia taeniata ...
Actinia mediterranea
... but size also can help as Actinia mediterranea is a bit larger (5 to 7 cm) than its close relative (3 to 5 cm). Actinia ... "Actinia schmidti (Monteiro, Sole-Cava & Thorpe, 1997)". World Register of Marine Species. uBIO (2014). "Actinia schmidti ( ... Actinia mediterranea leads a benthic way of life and is an active carnivore, catching its prey at night by displaying its ... Actinia mediterranea is a common sea anemone found on rocky shores all along its range in the Mediterranean Sea, Portuguese ...
Actinia helianthus
... is an unaccepted scientific name and may refer to two species of sea anemones: Bubble-tip anemone (Entacmaea ...
Actinia pedunculata
... is an unaccepted scientific name and may refer to: Aulactinia verrucosa, the gem anemone Cereus ...
Actinia gigantea
... is a scientific synonym for two different species of sea anemone. It may refer to: Stichodactyla gigantea ... Stichodactyla haddoni This disambiguation page lists articles associated with the title Actinia gigantea. If an internal link ...
Actinia ornata
... is an unaccepted scientific name and may refer to two species of sea anemone: Sagartia elegans, found in coastal ...
Actinia striata
... is a species of sea anemone endemic to the Mediterranean Sea. Actinia striata is a solitary sea anemone. The ... "Actinia striata". DORIS. Retrieved 4 April 2018. Photos of Actinia striata on Sealife Collection (Cite IUCN maint, Articles ... It can occur at greater depths than Actinia mediterranea or Actinia equina. Like other sea anemones, it is carnivorous, feeding ... Actinia striata is found in very shallow water in the Mediterranean Sea and nowhere else. The International Union for ...
Actinia aurora
... is an unaccepted scientific name and may refer to two species of sea anemone: Heteractis aurora, found from the ...
Passiflora actinia
Media related to Passiflora actinia at Wikimedia Commons Data related to Passiflora actinia at Wikispecies v t e (Articles with ... Passiflora actinia is an evergreen vine. Native to Brazil, it is a relatively cold tolerant passion flower, and can be seen in ... Passiflora actinia, also known as the sea anemone passion flower is a species of passion flower (passionfruit) of the ... ISBN 0-88192-648-5. "Actinia". Merriam-Webster.com Dictionary, Merriam-Webster. Retrieved 3 July 2021. ...
Actinia tenebrosa
Wikimedia Commons has media related to Actinia tenebrosa. Fautin, Daphne (2010). "Actinia tenebrosa Farquhar, 1898". World ... Actinia tenebrosa is similar in form to the beadlet anemone (Actinia equina) of the northern hemisphere. The column has a ... Actinia tenebrosa, commonly known as the waratah anemone, is the most common species of sea anemone found in the waters of ... Ayre, David J. (1985). "Localized Adaptation of Clones of the Sea Anemone Actinia tenebrosa". Evolution. 39 (6): 1250-1260. doi ...
Actinia cari
"Celenterati - Actinia cari". Pagurus.it. Archived from the original on 2013-02-18. Retrieved 2012-10-31. " Actinia cari - Delle ... Actinia cari is a species of sea anemone in the family Actiniidae. It is native to the Mediterranean Sea where it is an ... Actinia cari lives in rocky areas, attaching itself to rocks and the underside of smooth stones. It is a common species and is ... Actinia cari grows to approximately 4-5 centimetres wide, and 8 centimetres high. It can fully retract its tentacles. It has a ...
Actinia priapus
... is an unaccepted scientific name and may refer to: Calliactis parasitica, a species of sea anemone Metridium ...
Actinia bermudensis
... , the red, maroon or stinging anemone, is a species of sea anemone in the family Actiniidae. Actinia ... Actinia bermudensis occurs in the West Indies, Bermuda and northern Florida, Greece, Caribian pool, west Atlantica and there is ... She opens up when it is storm and waits when strong waves bring her some fish and plancton Actinia bermudensis is an omnivore. ... Actinia bermudensis often contains these flagellate protozoa living within its tissues but they are of a non-photosynthetic ...
Tethya actinia
... is a sea sponge belonging to the family Tethyidae. While it is highly toxic to fish, it is known to be preyed ... "WoRMS - World Register of Marine Species - Tethya actinia de Laubenfels, 1950". www.marinespecies.org. Retrieved 14 November ...
Trachydora actinia
... is a moth in the family Cosmopterigidae. It is found in Australia, where it has been recorded from New South ...
Actinia fragacea
... is similar in form to the beadlet anemone (Actinia equina) and was at one time considered to be a variant of ... Actinia fragacea, commonly known as the strawberry anemone, is a species of sea anemone of the order Actiniaria, that occurs ... 113-. ISBN 978-94-011-5888-6. "Strawberry anemone - Actinia fragacea". MarLIN. Retrieved 2015-08-18. Swinney, Geoffrey N. ( ...