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gptkbp:instanceOf
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group of chemical elements
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gptkbp:allAreMetalsExcept
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gptkb:oganesson
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gptkbp:alsoKnownAs
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gptkb:artificial_elements
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gptkbp:atomicNumberRange
|
43 to 118
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gptkbp:createdBy
|
nuclear reactions
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gptkbp:defines
|
chemical elements that do not occur naturally on Earth and are created artificially
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gptkbp:discoveredBy
|
various scientists
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gptkbp:example
|
gptkb:americium
gptkb:berkelium
gptkb:californium
gptkb:curium
gptkb:einsteinium
gptkb:mendelevium
gptkb:nobelium
gptkb:rutherfordium
gptkb:seaborgium
gptkb:tennessine
gptkb:meitnerium
gptkb:bohrium
gptkb:dubnium
gptkb:hassium
gptkb:lawrencium
gptkb:copernicium
gptkb:flerovium
gptkb:livermorium
gptkb:moscovium
gptkb:nihonium
gptkb:roentgenium
gptkb:oganesson
fermium
neptunium
plutonium
technetium
darmstadtium
promethium
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|
gptkbp:firstDiscoveredElement
|
technetium
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gptkbp:firstDiscoveredYear
|
1937
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gptkbp:firstSynthesized
|
technetium
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gptkbp:heaviestKnownElement
|
gptkb:oganesson
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
synthetic elements
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|
gptkbp:locationOnPeriodicTable
|
atomic numbers greater than 92 (transuranium elements) and technetium (43) and promethium (61)
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|
gptkbp:mostAreRadioactive
|
true
|
|
gptkbp:notFoundInNature
|
true
|
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gptkbp:numberOfKnownElements
|
24
|
|
gptkbp:shortHalfLives
|
true
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gptkbp:usedIn
|
scientific research
nuclear reactors
medical applications
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gptkbp:bfsParent
|
gptkb:Flerovium
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gptkbp:bfsLayer
|
5
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