As of 2022-03-07, the Wikidata property half-life (P2114) is used on 3,514 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 3,514
 0.0000
P279 subclass of 3,509
 0.0013
P1086 atomic number 3,505
 0.7075
P1148 neutron number 3,504
 0.7327
P816 decays to 3,493
 0.9322
P1122 spin quantum number 2,814
 0.7284
P1123 parity quantum number 2,811
 0.7355
P2067 mass 2,770
 0.0083
P2160 mass excess 2,762
 0.6595
P2154 binding energy 2,762
 0.6592
P4839 Wolfram Language entity code 2,750
 0.0130
P2671 Google Knowledge Graph ID 305
 0.0000
P646 Freebase ID 247
 0.0001
P233 canonical SMILES 120
 0.0001
P231 CAS Registry Number 120
 0.0001
P235 InChIKey 119
 0.0001
P234 InChI 118
 0.0001
P662 PubChem CID 108
 0.0001
P274 chemical formula 104
 0.0001
P2017 isomeric SMILES 102
 0.0003
P661 ChemSpider ID 92
 0.0007
P3117 DSSTox substance ID 88
 0.0001
P8494 DSSTOX compound identifier 84
 0.0001
P652 UNII 78
 0.0011
P1417 Encyclopædia Britannica Online ID 63
 0.0004
P227 GND ID 58
 0.0000
P2374 natural abundance 54
 0.0144
P683 ChEBI ID 44
 0.0004
P6366 Microsoft Academic ID 42
 0.0002
P10283 OpenAlex ID 23
 0.0002
P373 Commons category 21
 0.0000
P715 DrugBank ID 20
 0.0013
P155 follows 16
 0.0000
P18 image 16
 0.0000
P156 followed by 15
 0.0000
P3345 RxNorm ID 13
 0.0010
P1578 Gmelin number 10
 0.0015
P2115 NDF-RT ID 9
 0.0013
P2892 UMLS CUI 9
 0.0003
P8408 KBpedia ID 9
 0.0002
P2581 BabelNet ID 9
 0.0001
P592 ChEMBL ID 8
 0.0001
P267 ATC code 7
 0.0010
P3417 Quora topic ID 7
 0.0000
P1889 different from 7
 0.0000
P2152 antiparticle 6
 0.0017
P1245 OmegaWiki Defined Meaning 6
 0.0004
P3827 JSTOR topic ID 6
 0.0002
P486 MeSH descriptor ID 6
 0.0001
P4342 Store norske leksikon ID 6
 0.0001

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P816 decays to 3,493
 0.9322
P1123 parity quantum number 2,811
 0.7355
P1148 neutron number 3,504
 0.7327
P1122 spin quantum number 2,814
 0.7284
P1086 atomic number 3,505
 0.7075
P2160 mass excess 2,762
 0.6595
P2154 binding energy 2,762
 0.6592
P2374 natural abundance 54
 0.0144
P4839 Wolfram Language entity code 2,750
 0.0130
P2067 mass 2,770
 0.0083
P2152 antiparticle 6
 0.0017
P1578 Gmelin number 10
 0.0015
P1360 Monte Carlo Particle Number 5
 0.0014
P2200 electric charge 5
 0.0014
P517 interaction 5
 0.0014
P2115 NDF-RT ID 9
 0.0013
P279 subclass of 3,509
 0.0013
P715 DrugBank ID 20
 0.0013
P2645 mean lifetime 4
 0.0011
P652 UNII 78
 0.0011
P3489 pregnancy category 5
 0.0011
P3345 RxNorm ID 13
 0.0010
P267 ATC code 7
 0.0010
P817 decay mode 3
 0.0009
P9998 excitation energy 3
 0.0009
P2375 has superpartner 3
 0.0008
P10245 MedlinePlus drug identifier 4
 0.0008
P661 ChemSpider ID 92
 0.0007
P8855 IEV number 4
 0.0007
P6694 MeSH concept ID 3
 0.0007
P636 route of administration 3
 0.0007
P3780 active ingredient in 3
 0.0006
P10376 ScienceDirect topic ID 3
 0.0006
P1097 g-factor 2
 0.0006
P7527 charge conjugation quantum number 2
 0.0006
P2069 magnetic moment 2
 0.0006
P4732 IUPAC Gold Book ID 3
 0.0006
P1126 isospin quantum number 2
 0.0006
P1036 Dewey Decimal Classification 5
 0.0005
P5555 schematic 4
 0.0005
P2175 medical condition treated 3
 0.0005
P4215 nLab ID 4
 0.0005
P8026 LiverTox likelihood score 2
 0.0005
P1987 MCN code 2
 0.0005
P7830 LiverTox ID 2
 0.0005
P2167 UNSPSC Code 2
 0.0004
P1245 OmegaWiki Defined Meaning 6
 0.0004
P683 ChEBI ID 44
 0.0004
P595 Guide to Pharmacology Ligand ID 4
 0.0004
P1417 Encyclopædia Britannica Online ID 63
 0.0004