In the given reactions : Br Na,ether Na,ether (i)CH Br X Y Z hv Br NaOH NaOH (ii)CH COOH X Y Z CaO hv → → → → → → Identify X, Y and Z. X Y Z

The given reactions can be occurred as- 3 3 3 3 3 3 3 2 3 2 2 3 3 2 2 dry ether/Δ CH –Br+2Na+Br–CH CH –CH (X)+2NaBr Br /hv 2 CH –CH CH –CH Br dry ether/Δ CH –CH Br 2Na+BrCH –CH CH – CH – CH – (Y) + → → → Similarly, for other part- 3 3 3 4 4 3 NaOH CH COOH CH COO Na (X) NaOH/CaO CH COO Na CH Br /hv (Y) 2 CH CH Br(Z) → → → HYDROCARBONS 42