Can i get some help with my assignment please?

1. Draw structures of the following compounds: (a) 1-bromo-2,3-dimethylbutane (b) 3-chloro-2-methylpentane (c) 3-ethyl-2-fluoropentane (d) 2-iodo-3,3-dimethylhexane [42=8Marks] 2. Provide systematic names for the following compounds: A B [32=6 Marks ] 3. Draw all of the structural isomers of C5H11Br (there are 8) (a) Mark all those that exist as pairs of enantiomers (b) identify each isomer as primary (1), secondary (2), or tertiary (3) [28+32+81/2=26Marks]