Chemistry - GOC Question with Solution | TestHub

Naphthalene is the fused bicyclic $C_{10}$$H_8$ with two six-membered rings and 5 C=C bonds. (I) is a four- and eight-membered system, (II) is tetralin and (IV) is azulene (5- and 7-membered rings). Only (III) is naphthalene.