{"query": "Scandium (Sc) — element 21", "count": 10, "results": [{"id": "card_ref_el_021", "title": "Scandium (Sc) — element 21", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 21. Symbol Sc. Standard atomic weight 44.955908. The scandium atom carries 21 protons in its nucleus; its place in the periodic table is fixed by that count. Verified reference data.", "authority_tier": "reference", "source": "Verified reference — chemistry", "generated": false}, {"id": "card_theory_periodic_law", "title": "Periodic law (Mendeleev)", "shelf": "theories", "surface": "secular", "snippet": "Periodic law (Mendeleev) — an engine domain that can touch it: periodic_table. Calibration: seals — element properties and group trends look up and compute. Arrange elements by atomic number and their", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_src_word_scandium", "title": "scandium", "shelf": "dictionary", "surface": "secular", "snippet": "scandium: (noun) a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite — syn: Sc, atomic number 21", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_sc", "title": "sc", "shelf": "dictionary", "surface": "secular", "snippet": "sc: (noun) a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite — syn: scandium, atomic number 21 · (noun) a state in the D", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_drug_scandium_iodatum", "title": "Scandium Iodatum", "shelf": "medicine", "surface": "secular", "snippet": "Scandium Iodatum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_scandium_metallicum", "title": "Scandium Metallicum", "shelf": "medicine", "surface": "secular", "snippet": "Scandium Metallicum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_scandium_muriaticum", "title": "Scandium Muriaticum", "shelf": "medicine", "surface": "secular", "snippet": "Scandium Muriaticum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_scandium_nitricum", "title": "Scandium Nitricum", "shelf": "medicine", "surface": "secular", "snippet": "Scandium Nitricum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_scandium_oxydatum", "title": "Scandium Oxydatum", "shelf": "medicine", "surface": "secular", "snippet": "Scandium Oxydatum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_word_atomic_number_21", "title": "atomic number 21", "shelf": "dictionary", "surface": "secular", "snippet": "atomic number 21: (noun) a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite — syn: scandium, Sc", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}]}