Property talk:P2199

Documentation

• Start a query
• Current uses
• Statistics by class
• Units
• Scale of values
• List of qualifiers
• Count

autoignition temperature
lowest temperature at which it will spontaneously ignite in a normal atmosphere without an external source of ignition

Description	lowest temperature at which it will spontaneously ignite in a normal atmosphere without an external source of ignition
Represents	autoignition temperature (Q558378)
Data type	Quantity
Template parameter	fr:infobox chimie, en:chembox
Domain	chemistry, physic (note: this should be moved to the property statements)
Allowed values	numbers (note: this should be moved to the property statements)
Allowed units	degree Celsius (Q25267), kelvin (Q11579) or degree Fahrenheit (Q42289)
Tracking: usage	Category:Pages using Wikidata property P2199 (Q120092355)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Complex constraint violations/P2199 Database reports/Constraint violations/P2199 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 86 Main statement 86 100% of uses

[create Create a translatable help page (preferably in English) for this property to be included here]

Units: “degree Celsius (Q25267), kelvin (Q11579), degree Fahrenheit (Q42289)”: value unit must be one of listed. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2199#Units

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2199#Scope, hourly updated report, SPARQL

Citation needed: the property must have at least one reference (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2199#citation needed

Check units
Unit must to be a temperature scale (Q2394680) (Help)
Violations query: SELECT ?item ?unit WHERE { ?item p:P2199/psv:P2199/wikibase:quantityUnit ?unit. MINUS { ?unit wdt:P31 wd:Q2394680. } }
List of this constraint violations: Database reports/Complex constraint violations/P2199#Check units

This property is being used by: ru:Шаблон:Вещество hy:Կաղապար:Տեղեկաքարտ Նյութ be-x-old:Шаблён:Рэчыва tg:Шаблон:Моддаи кимиёӣ ca:Plantilla:Infotaula compost químic eu:Txantiloi:Konposatu kimiko infotaula/probak, eu:Txantiloi:Konposatu kimiko infotaula ast:Plantía:Ficha de compuestu químicu ha:Template:Infobox chemical, ha:Samfuri:Infobox chemical incubator:Template:Wp/shi/Infobox chemical kab:Talɣa:Infobox chemical shi:Talɣa:Infobox chemical ga:Teimpléad:WD Bosca Sonraí Comhdhúil Cheimiceach ff:Template:Infobox chemical be-tarask:Шаблён:Рэчыва gv:Clowan:WD Kishtey Fys Co-vunstoo Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)