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what is the science definition of structural formula. The structural formula of a molecule is a chemical formula with a more artistic twist. A structural formula consists of symbols for the atoms connected by short lines that represent chemical bondsone two or three lines standing for single double or triple bonds respectively.
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Covalent bonds are shown using lines. A structural formula consists of symbols for the atoms connected by short lines that represent chemical bondsone two or three lines standing for single double or triple bonds respectively. Contrast this with stereoisomerism where isomers have the same atoms in the same order and with the same bonds but oriented differently in three-dimensional space.
For example the structural formula of aspirin is CH3COOC6H4COOH indicating that it consists of an acetyl group CH3COO attached to the carboxylic acid COOH of a phenyl group C6H4.
This is important information because two molecules may have shared the same number and type of atoms yet are isomers of each other. How to use molecular formula in a sentence. A formula which shows the arrangement of atoms in the molecule of a compound. There are many different structural chemical formula to consider.
