As of 2022-03-07, the Wikidata property has effect (P1542) is used on 4,009 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 2,754
 0.0000
P646 Freebase ID 2,251
 0.0005
P279 subclass of 1,852
 0.0007
P6366 Microsoft Academic ID 1,523
 0.0056
P373 Commons category 1,496
 0.0004
P18 image 1,219
 0.0003
P10283 OpenAlex ID 1,119
 0.0109
P1417 Encyclopædia Britannica Online ID 1,046
 0.0060
P486 MeSH descriptor ID 872
 0.0217
P910 topic's main category 849
 0.0013
P244 Library of Congress authority ID 796
 0.0006
P227 GND ID 767
 0.0006
P3417 Quora topic ID 749
 0.0040
P652 UNII 731
 0.0102
P3827 JSTOR topic ID 709
 0.0249
P2671 Google Knowledge Graph ID 697
 0.0001
P8408 KBpedia ID 691
 0.0167
P231 CAS Registry Number 676
 0.0007
P1931 NIOSH Pocket Guide ID 673
 0.1661
P2067 mass 665
 0.0020
P3117 DSSTox substance ID 663
 0.0008
P2566 ECHA InfoCard ID 652
 0.0111
P232 EC number 651
 0.0111
P657 RTECS number 648
 0.1279
P17 country 648
 0.0000
P274 chemical formula 639
 0.0006
P679 ZVG number 627
 0.0595
P235 InChIKey 624
 0.0005
P234 InChI 621
 0.0005
P662 PubChem CID 618
 0.0006
P8494 DSSTOX compound identifier 616
 0.0007
P233 canonical SMILES 616
 0.0007
P2062 HSDB ID 615
 0.0674
P661 ChemSpider ID 615
 0.0048
P361 part of 612
 0.0002
P2101 melting point 590
 0.0170
P2119 vapor pressure 584
 0.1440
P5220 ICSC ID 573
 0.1127
P2404 time-weighted average exposure limit 571
 0.1424
P7049 AICS Chemical ID (former scheme) 568
 0.0286
P527 has part or parts 553
 0.0008
P1889 different from 551
 0.0009
P1343 described by source 543
 0.0008
P2054 density 542
 0.1091
P508 BNCF Thesaurus ID 538
 0.0271
P8189 National Library of Israel J9U ID 529
 0.0030
P683 ChEBI ID 527
 0.0047
P117 chemical structure 516
 0.0263
P672 MeSH tree code 506
 0.0253
P2102 boiling point 477
 0.1073

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P1931 NIOSH Pocket Guide ID 673
 0.1661
P2119 vapor pressure 584
 0.1440
P2404 time-weighted average exposure limit 571
 0.1424
P657 RTECS number 648
 0.1279
P5220 ICSC ID 573
 0.1127
P2054 density 542
 0.1091
P2102 boiling point 477
 0.1073
P2129 immediately dangerous to life or health 396
 0.0988
P2128 flash point 336
 0.0822
P2177 solubility 325
 0.0793
P2260 ionization energy 285
 0.0709
P2062 HSDB ID 615
 0.0674
P4952 safety classification and labelling 312
 0.0611
P679 ZVG number 627
 0.0595
P7025 HCIS ID 414
 0.0568
P2202 lower flammable limit 213
 0.0531
P2405 ceiling exposure limit 180
 0.0449
P2203 upper flammable limit 180
 0.0449
P828 has cause 432
 0.0388
P7524 CA PROP 65 ID 180
 0.0386
P695 UN number 159
 0.0365
P1578 Gmelin number 247
 0.0360
P8224 molecular model or crystal lattice model 193
 0.0350
P2407 short-term exposure limit 134
 0.0334
P2004 NALT ID 323
 0.0314
P1051 PSH ID 289
 0.0300
P4964 SPLASH 330
 0.0288
P7049 AICS Chemical ID (former scheme) 568
 0.0286
P508 BNCF Thesaurus ID 538
 0.0271
P5076 Römpp online ID 144
 0.0266
P117 chemical structure 516
 0.0263
P8121 UM-BBD compound ID 125
 0.0260
P7033 Australian Educational Vocabulary ID 315
 0.0259
P672 MeSH tree code 506
 0.0253
P3827 JSTOR topic ID 709
 0.0249
P5082 Store medisinske leksikon ID 165
 0.0243
P3471 WikiSkripta ID 142
 0.0229
P486 MeSH descriptor ID 872
 0.0217
P1245 OmegaWiki Defined Meaning 328
 0.0216
P7329 ID (MMS) 248
 0.0212
P7807 ICD-11 (foundation) 292
 0.0208
P3073 CosIng number 178
 0.0200
P6689 MassBank accession ID 293
 0.0200
P3916 UNESCO Thesaurus ID 133
 0.0192
P2057 Human Metabolome Database ID 181
 0.0181
P2101 melting point 590
 0.0170
P665 KEGG ID 401
 0.0170
P2347 YSO ID 464
 0.0170
P8408 KBpedia ID 691
 0.0167
P6573 Klexikon article ID 105
 0.0159