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Translations for „actinium“ in the English » Arabic Dictionary (Go to Arabic » English)

Monolingual examples (not verified by PONS Editors)

English
This research resulted in the successful identification of a new element in the decay chain between uranium-235 and actinium, later named protactinium.
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The actinide series derives its name from the group 3 element actinium.
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One tonne of uranium ore contains about 0.2 milligrams of actinium.
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Secondary decay products of thorium include radium and actinium.
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Actinium is mostly present in uranium-containing, but also in other minerals, though in much smaller quantities.
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For example, the alpha-decay of uranium-235 forms thorium-231, while the beta decay of actinium-230 forms thorium-230.
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Ac one tonne of ore contains about 0.2 milligrams of actinium.
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The most abundant, or easy to synthesize actinides are uranium and thorium, followed by plutonium, americium, actinium, protactinium and neptunium.
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Owing to its scarcity, high price and radioactivity, actinium has no significant industrial use.
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The actinide series comprises the elements from actinium to lawrencium.
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