The reaction sequence involves the following steps:
Thus, the final product A is a simple alkyl chain attached to the benzene ring: Answer: (1).
So, the correct answer is : Option (1).
List I (Molecule) | List II (Number and types of bond/s between two carbon atoms) | ||
A. | ethane | I. | one σ-bond and two π-bonds |
B. | ethene | II. | two π-bonds |
C. | carbon molecule, C2 | III. | one σ-bonds |
D. | ethyne | IV. | one σ-bond and one π-bond |