{
  "id": "chemical_element_symbol",
  "kind": "datatype",
  "status": "draft",
  "name": "Chemical element symbol",
  "doc": "Symbol of a chemical element in the periodic table, one capital letter or a capital and a lowercase letter, as in H or Fe. There are 118 named elements. Many other two-letter strings match the pattern, so use the field name or context.",
  "is_pii": false,
  "categories": [
    "chemistry",
    "science"
  ],
  "langs": [
    "common"
  ],
  "classification": "categorical",
  "regexp": "^[A-Z][a-z]?$",
  "examples": [
    {
      "value": "H",
      "description": "Hydrogen",
      "valid": true
    },
    {
      "value": "Fe",
      "description": "Iron",
      "valid": true
    },
    {
      "value": "Og",
      "description": "Oganesson, element 118",
      "valid": true
    },
    {
      "value": "FE",
      "description": "Second letter in upper case",
      "valid": false
    }
  ],
  "links": [
    {
      "type": "wikipedia",
      "url": "https://en.wikipedia.org/wiki/Chemical_symbol"
    }
  ],
  "translations": {
    "ru": {
      "name": "Символ химического элемента"
    }
  },
  "quality": {
    "score": 80,
    "missing": [
      "mapping (Wikidata, Schema.org, ...)",
      "detector coverage"
    ]
  },
  "source": {
    "path": "data/datatypes/any/chemistry/chemical_element_symbol.yaml",
    "url": "https://github.com/apicrafter/metacrafter-registry/blob/main/data/datatypes/any/chemistry/chemical_element_symbol.yaml",
    "edit_url": "https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/chemistry/chemical_element_symbol.yaml"
  },
  "urls": {
    "html": "https://registry.apicrafter.io/datatype/chemical_element_symbol",
    "json": "https://registry.apicrafter.io/api/v1/datatypes/chemical_element_symbol.json"
  }
}