(a)[5]
Table 4.1 contains details of tests carried out on J to M. In every test, only two compounds produce a positive result. Complete Table 4.1.
(b(i))[4]
K reacts with HCN in the presence of a KCN catalyst to form N. Complete Fig. 4.2 to show the mechanism for this reaction. Include charges, dipoles, lone pairs of electrons and curly arrows where appropriate.
(b(ii))[1]
Identify the class of compound to which N belongs.
(b(iii))[1]
N has a chiral centre. Explain what a chiral centre means.