Mendeleev periodic table
E75259
The Mendeleev periodic table is the original systematic arrangement of chemical elements devised by Dmitri Mendeleev, notable for organizing elements by atomic properties and successfully predicting the existence and characteristics of then-undiscovered elements.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mendeleev periodic table canonical | 5 |
| Mendeleev eka-elements | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
chemical classification system
ⓘ
periodic table of the elements ⓘ scientific model ⓘ |
| arrangementPrinciple |
elements ordered by increasing atomic weight
ⓘ
elements with similar properties placed in same columns ⓘ |
| assumes | properties of elements are periodic function of atomic weight ⓘ |
| basedOn | periodic law ⓘ |
| classificationCriterion |
oxide and hydride formulas
ⓘ
valence similarity ⓘ |
| countryOfOrigin | Russian Empire ⓘ |
| creator | Dmitri Mendeleev ⓘ |
| differsFrom | modern periodic table based on atomic number ⓘ |
| field |
chemistry
ⓘ
physical chemistry ⓘ |
| firstPresentedIn | 1869 paper on the relation between the properties and atomic weights of elements ⓘ |
| hasKeyConcept |
grouping of elements into families
ⓘ
periodic recurrence of chemical properties ⓘ prediction of atomic weights of unknown elements ⓘ |
| hasLimitation |
based on atomic weight rather than atomic number
ⓘ
placement difficulties for some elements ⓘ |
| hasStructuralElement |
family of elements
ⓘ
group ⓘ period ⓘ |
| historicalPeriod | 19th century ⓘ |
| historicalStatus | precursor to modern periodic table ⓘ |
| influenced |
development of periodic law
ⓘ
modern periodic table ⓘ |
| languageOfOriginalPublication | Russian ⓘ |
| notableFor |
correcting atomic weights of some elements
ⓘ
leaving gaps for unknown elements ⓘ prediction of undiscovered elements ⓘ systematic arrangement of chemical elements ⓘ |
| organizesBy |
atomic weight
ⓘ
chemical properties ⓘ |
| predicted |
eka-aluminium
ⓘ
eka-boron ⓘ eka-silicon ⓘ |
| predictedElementCorrespondsTo |
eka-aluminium → gallium
ⓘ
eka-boron → scandium ⓘ eka-silicon → germanium ⓘ |
| publicationYear | 1869 ⓘ |
| recognizedAs | milestone in chemistry ⓘ |
| relatedTo | Lothar Meyer periodic table ⓘ |
| usedBy | chemists ⓘ |
| usedFor |
classification of chemical elements
ⓘ
organization of chemical knowledge ⓘ prediction of properties of unknown elements ⓘ |
| usesConcept | periodicity of elements ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Mendeleev periodic table Description of subject: The Mendeleev periodic table is the original systematic arrangement of chemical elements devised by Dmitri Mendeleev, notable for organizing elements by atomic properties and successfully predicting the existence and characteristics of then-undiscovered elements.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.