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Electronic, thermal, and steric data along with an isotope table.
Basic information, atomic structure, and isotopes.
Atomic structure, properties, and table of nuclides.
Basic physical and historical information.
Physical data, chemical properties, health and environmental effects.
Image, sources, biological role, key isotopes, and oxidation states.
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Details the properties of the element, including its history, applications, and characteristics.
Hyperlinked overview of the element discussing notable characteristics, applications, history, occurrence, isotopes, precautions, and more.
actinium n. ( Symbol Ac ) A radioactive element found in uranium ores, used in equilibrium with its decay products as a source of alpha rays
Naturally occurring actinium is composed of one radioactive isotope, 227Ac. ... lived isotope of actinium is 217Ac which ... Actinium also has two meta states. ...
Basic information and history. ... Actinium-227, a decay product of uranium ... Purified actinium comes into equilibrium with its decay products at the end of ...
Actinium is a silvery, radioactive, metallic element. Due to its intense radioactivity, Actinium glows in the dark with a pale blue light. ...
The Element Actinium - Basic Physical and Historical Information ... Actinium is a rare element that is present in uranium ores in tiny amounts, but ...
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