Isomers 0.0 / 5 ? ChemistryIsomersA2/A-levelWJEC Created by: Tasha.LCreated on: 11-09-16 11:44 Structural isomers They have the same molecular formula but a different structural formula. 1 of 7 Chain-branching isomers They have the same molecular formula but a different arrangement of the carbon chain. 2 of 7 Positional isomers They have the same molecular formula and chain length, but differ by the position of the functional group. 3 of 7 Functional isomers They have the same molecular formula but different functional groups. 4 of 7 Stereo isomers They have the same molecular formula but a different arrangement of atoms in space. 5 of 7 Geometric isomers They occur in alkenes only because of the restricted rotation about the double bond caused by the pi bond. 6 of 7 Optical isomers They have the same molecular formula but interact with plane polarised light differently. 7 of 7
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