Which compound is not a constitutional isomer of the others?
Understand the Problem
The question is asking to identify which of the given chemical structures is not a constitutional isomer of the others. Constitutional isomers are compounds that have the same molecular formula but differ in connectivity of their atoms.
Answer
III is not a constitutional isomer of the others.
The compound that is not a constitutional isomer of the others is III.
Answer for screen readers
The compound that is not a constitutional isomer of the others is III.
More Information
Constitutional isomers have the same molecular formula but differ in connectivity. Compound III has a different connectivity from the others.
Tips
A common mistake is assuming that all compounds with similar atoms are isomers. Carefully check both the molecular formula and atom connectivity.
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