lawrencium

E48928

Lawrencium is a synthetic, highly radioactive actinide element with atomic number 103, used primarily for scientific research in nuclear chemistry and physics.

AI illustration

How this image was made

AI-generated illustration of lawrencium

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

Prompt

Generate an image of lawrencium (Lawrencium is a synthetic, highly radioactive actinide element with atomic number 103, used primarily for scientific research in nuclear chemistry and physics.)

All labels observed (2)

Label Occurrences
lawrencium canonical 7
element lawrencium 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf actinide ⓘ
chemical element ⓘ
radioactive element ⓘ
synthetic element ⓘ
belongsToBlock f-block ⓘ
belongsToPeriod period 7 ⓘ
belongsToSeries actinide series ⓘ
discoveredAt Lawrence Berkeley National Laboratory ⓘ
discoveredBy Albert Ghiorso ⓘ
Almon E. Larsh ⓘ
Robert M. Latimer ⓘ
Torbjørn Sikkeland ⓘ
discoveredInYear 1961 ⓘ
hasAppearance unknown (presumed metallic) ⓘ
hasAtomicNumber 103 ⓘ
hasAtomicRadius about 160 pm (predicted) ⓘ
hasCASNumber 22537-19-5 ⓘ
hasDensity about 14.4 g/cm3 (predicted) ⓘ
hasElectronConfiguration [Rn] 5f14 7s2 7p1 ⓘ
hasGroup group 3 (often assigned) ⓘ
hasIsotopesCount about 14 known isotopes ⓘ
hasIUPACName lawrencium ⓘ
hasMeltingPoint about 1900 K (estimated) ⓘ
hasMostStableIsotope lawrencium-266 ⓘ
hasMostStableIsotopeHalfLife about 11 hours ⓘ
hasNameOrigin Ernest O. Lawrence ⓘ
hasNeutronCountInMostStableIsotope 163 ⓘ
hasNuclearCharge +103 ⓘ
hasOxidationState +1 (predicted) ⓘ
+3 ⓘ
hasProtonCount 103 ⓘ
hasRadioactiveDecayMode alpha decay ⓘ
spontaneous fission ⓘ
hasStandardAtomicWeight [262] ⓘ
hasSymbol Lr ⓘ
isElementNumber 103 in the periodic table ⓘ
isHeaviestActinide one of the heaviest actinides ⓘ
isHighlyRadioactive true ⓘ
isNaturallyOccurring false ⓘ
isPostTransitionMetalLike true (predicted) ⓘ
isProducedBy bombardment of californium with boron ions ⓘ
particle accelerator experiments ⓘ
isSolidAtSTP predicted true ⓘ
isSynthetic true ⓘ
namedAfter Ernest O. Lawrence ⓘ
usedFor scientific research ⓘ
usedIn nuclear chemistry ⓘ
nuclear physics ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Ernest O. Lawrence → namesakeOf → element lawrencium ⓘ
linked to: lawrencium
lawrencium → hasIUPACName → lawrencium ⓘ
actinide series → hasElement → lawrencium ⓘ
Robert M. Latimer → hasDiscovered → lawrencium ⓘ