(a(i))[3]
With bond energies from the Data Booklet, find the enthalpy change for this reaction. Put a sign in your final answer.
(a(ii))[1]
State the conditions required for this reaction to take place.
(a(iii))[5]
Use a sequence of equations to outline the mechanism for this reaction, including the names of the stages and an indication of how butane may be formed as a minor by-product.
(b(i))[1]
State the name for $X$.
(b(ii))[2]
Suggest the reagent and the conditions required for reaction 1.
(b(iii))[1]
Suggest the reagent and conditions required for reaction 2.