91Ó°ÊÓ

a) The acid has six carbon straight chain in which contains two carboxyl groups on$C_2 and C_5$

b) The acid has three carbon straight chains with two methyl groups on$C_2$

c) The structure of the compound indicates that it is a benzoic acid derivative with a cyano group in the meta position

d) The structure of the compound shows that it is cyclic with a ring made u of ten carbon atoms having a carboxyl group and has a double bond between$C_2 and C_3$ It has groups of similar priorities on the opposite sides of the double bond, It is an E isomer

e) The structure of the compound shows that it is a nitrile with a three-carbon straight-chain and has to methyl groups on$C_2$

f) The name of the compound shows that it is a carboxylic acid with a six-carbon straight-chain and has an ethyl group on$c_3$

g) The name of the compound shows that it is a carboxylic acid with a five-carbon straight-chain and has two bromine atoms, one on $C_4 and other on C_5$

h) The name of the compound shows that it is a nitrile with a cyclopentene ring having a double bond between$C_2 and C_3$