Isomers are two compounds with the same chemical formula, but different structural formuae. For example, butane and 2-methylpropane are isomers:

  • Butane
    • Chemical formula - C4H10
    • Structural formula - CH3CH2CH2CH3
    • Diagram

Butane.jpg


  • 2-methyl propane
    • Chemical formula - C4H10
    • Structural formula - CH3CH(CH3)CH3
    • Diagram

2-methyl propane.jpg

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