Examlex
Which of the following statements is true?
Resonance Structures
Different ways of drawing the same molecule that depict the possible locations of pi electrons or nonbonded electrons within the molecule.
Regiochemistry
This term relates to the orientation of the addition or substitution of a chemical bond in a molecule, determining the structure of the resulting product.
Cycloaddition
A chemical reaction in which two or more unsaturated molecules (or parts of the same molecule) combine to form a cyclic compound.
Sigmatropic Rearrangement
A type of pericyclic reaction in which a σ-bond (sigma bond) changes position relative to a π system (pi system) within a molecule, following specific suprafacial or antarafacial pathways.
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