Complete the statement, "Cyclooctadeca-1,3,5,7,9,11,13,15,17-nonaene [C18H18] is O antiaromatic; reacts with Bromine O antiaromatic; has 4n pi electrons O aromatic; has 4n+2 pi electrons O nonaromatic;is nonplanar O nonaromatic; more than 8 carbons compound because it

Question 7 Complete the statement, "Cyclohexadeca-1,3,5,7,9,11,13,15-octaene [C16H16] is nonaromatic, more than 8 carbons nonaromatic;is nonplanar antiaromatic; reacts with Bromine OF GO antiaromatic; has 4n pi electrons aromatic; has 4n+2 pi electrons compound because it

(a) Write the structures of the following compounds and mark them as chiral or achiral. 4 (i) 2-Bromopentane (ii) 3-Bromopentane (iii) 1-Bromo-2-methylbutane (iv) 2-Chloro-3-methylbutane (b) Identify the asymmetric carbon in the chiral compounds. (c) Write the structure of the other enantiomer of the chiral compounds.

Show all steps and reagents needed to convert cyclohexane into each compound: (a) the two enantiomers of trans-1,2- dibromocyclohexane; and (b) 1,2-epoxycyclohexane.