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Summary Of: Actinium

Actinium is a silvery... actinium glows in the dark with a pale blue light... The chemical behavior of actinium is similar to that of the rare earth element... Actinium is found only in traces in... Actinium was discovered in 1899 by... The word actinium comes from the Greek... Actinium is found in trace amounts in... Actinium metal has been prepared by the reduction of actinium fluoride with lithium vapor at about... Naturally occurring actinium is composed of 1 radioactive... Actinium also has 2...

Encyclodia Page On: Actinium

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| talk page | requests for expansion | radium | thorium | La | Ute | | Periodic Table | Extended Periodic Table | Name | Symbol | Number | Element category | actinides | Group | Period | Block | 3 | 7 | f | Appearance | Standard atomic weight | (227) | Electron configuration | Rn | Electrons | shell | Phase | solid | Density | r.t. | Melting point | K | C | F | Boiling point | K | C | F | Heat of fusion | kJ·mol−1 | Heat of vaporization | kJ·mol−1 | Specific heat capacity | Crystal structure | Oxidation states | Electronegativity | Ionization energies | kJ/mol | Atomic radius | 195 | pm | Magnetic ordering | Thermal conductivity | CAS registry number | Isotopes of actinium | iso | NA | half-life | DM | DE | MeV | DP | syn | 10 days | α | Fr | syn | 29.37 hours | β- | Th | ε | Ra | α | Fr | 21.773 years | β- | Th | α | Fr | References | /ækˈtɪniəm/ | chemical element | atomic number | 1899 | radioactive | lanthanum | uranium | α | β emitter | half-life | uranium | isotope | actinium series | decay chain | 235U | 239Pu | 207Pb | neptunium series | decay chain | 237Np | 233U) | bismuth | neutron source | Bi | St George Hospital | linac | André-Louis Debierne | pitchblende | titanium | thorium | lanthanum | André-Louis Debierne | uranium ore | Ra | isotopes of actinium | isotope | radioisotopes | half-life | y | days | h | radioactive | alpha decay | electron capture | ns | meta states | atomic weight | u | plutonium | citation needed | Excalibur: Morgana's Revenge | Actinium series | doi | doi | doi | doi | doi | Wikimedia Commons | | Wiktionary | v | d | Periodic table | H | He | Li | Be | B | C | N | O | F | Ne | Na | Mg | Al | Si | P | S | Cl | Ar | K | Ca | Sc | Ti | V | Cr | Mn | Fe | Co | Ni | Cu | Zn | Ga | Ge | As | Se | Br | Kr | Rb | Sr | Y | Zr | Nb | Mo | Tc | Ru | Rh | Pd | Ag | Cd | In | Sn | Sb | Te | I | Xe | Cs | Ba | La | Ce | Pr | Nd | Pm | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | Hf | Ta | W | Re | Os | Ir | Pt | Au | Hg | Tl | Pb | Bi | Po | At | Rn | Fr | Ra | Th | Pa | U | Np | Pu | Am | Cm | Bk | Cf | Es | Fm | Md | No | Lr | Rf | Db | Sg | Bh | Hs | Mt | Ds | Rg | Uub | Uut | Uuq | Uup | Uuh | Uus | Uuo | Alkali metals | Alkaline earth metals | Lanthanoids | Actinoids | Transition metals | metals | Metalloids | nonmetals | Halogens | Noble gases | Categories | Chemical elements | Actinides | Articles to be expanded since January 2008 | All articles to be expanded | All articles with unsourced statements | Articles with unsourced statements since November 2007 |
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Actinium".