molecular formula(redirected from empiric formula)
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A chemical formula that shows the number and kinds of atoms in a molecule.
a chemical formula that indicates the kind and number of atoms in a molecule of a compound.
A chemical formula that shows the total number and kinds of atoms in a molecule, but not their structural arrangement. For example, the molecular formula of aspirin is C9H8O4. Compare structural formula.
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|Noun||1.||molecular formula - a chemical formula based on analysis and molecular weight|
chemical formula, formula - a representation of a substance using symbols for its constituent elements
structural formula - an expanded molecular formula showing the arrangement of atoms within the molecule