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molecular formula

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molecular formula

–noun Chemistry.
a chemical formula that indicates the kinds of atoms and the number of each kind in a molecule of a compound.


Origin:
1900–05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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molecular formula  
n.  A chemical formula that shows the number and kinds of atoms in a molecule.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: molecular formula
Function: noun
: a chemical formula for a compound existing as discrete molecules that gives the total number of atoms of each element in amolecule molecular formula for water is H2O> —see STRUCTURAL FORMULA;—compare EMPIRICAL FORMULA
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

molecular formula n.
A chemical formula that shows the number and kinds of atoms in a molecule.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
molecular formula  
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 empirical formula, structural formula.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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