Definition of structural formula in English:

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structural formula

Pronunciation: /ˈstrək(t)SH(ə)rəl ˈfôrmyələ/


A formula that shows the arrangement of atoms in the molecule of a compound. Compare with empirical formula, molecular formula.
Example sentences
  • Like the molecular formula, the structural formula of a substance gives the exact number of atoms of each element per molecule.
  • At its most basic the structural formula is the chemical formula showing the bonds that are present.
  • Butene and ethene have the same empirical formula CH 2 but different molecular and structural formulas.

For editors and proofreaders

Syllabification: struc·tur·al for·mu·la

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