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Chemistry LibreTexts

Isomers

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Isomers are compounds with the same molecular formula.

eg. 1: Butane and isobutane have the same molecular formula: C4H10. Therefore, they are isomers.

isomers1.png

eg. 2: Maleic acid and fumaric acid have the same molecular formula: C4H4O4. Therefore, they are isomers.

isomers2.png

eg. 3: (R)-Lactic acid and (S)-Lactic acid have the same molecular formula: C3H6O3. Therefore, they are isomers.

isomers3.png

see also constitutional isomers, stereoisomers


This page titled Isomers is shared under a All Rights Reserved (used with permission) license and was authored, remixed, and/or curated by Gamini Gunawardena via source content that was edited to the style and standards of the LibreTexts platform.

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