(P246)

English

element symbol

identifier for a chemical element

  • chemical symbol
  • formula

Data type

String

Statements

[A-Z][a-z]?|U[nubtqphsoe]{2}
Symbols are usually one or two letters, but systematic symbols for synthetic elements (e.g. Ube) can be three letters. (English)
0 references
no value
0 references

Constraints