Definition of molecular formula in English:

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molecular formula

Entry from US English dictionary


A formula giving the number of atoms of each of the elements present in one molecule of a specific compound. Compare with empirical formula, structural formula.
Example sentences
  • Special kinds of chemical formulas, called molecular formulas, are used to represent the kinds of atoms and the number of each kind of atom in a molecule.
  • Isomers are nothing more than two or more compounds that have identical molecular formulas, but different chemical structures and physical properties.
  • They have 8-13 carbon atoms in their molecular formula.

For editors and proofreaders

Syllabification: mo·lec·u·lar for·mu·la

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