Given the `IUPAC` of the following alkanes:
(i) `CH_(3) - underset(CH_(3))underset(|)underset(CH_(2))underset(|)(C )H-CH_(2)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C )-CH_(3)`
(ii) `CH_(3) - underset(CH_(3))underset(|)(C )H-CH_(2)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C )-CH_(3)` (iii) `CH_(3)-underset(C_(2)H_(5))underset(|)(C )H-underset(C_(2)H_(5))underset(|)(C )H-CH_(3)`
(iv)
v. `(CH_(3))_(3)C CH_(2)CH_(2)overset(CH_(3))overset(|)(C )HCH_(2)CH_(3)`
vi.
(b) What is wrong with the following names? Draw the structures they represent and give their correct names.
`i. 1,1- Dimethypentance
`ii. 2- Methyl-2-proplhexan
`iii. 3-Dimethylpentane
iv. 4,4-Dimethyl-3-ethyplentane
v. 4-(2-Methylethyl) heptane

Explanation

i. 2,2,4-Trimethylhexae
ii. 2,2,4-Trimethylptane
iii. 3,3-Dimethylptane
3,4-Diethy 1-4- methylheptane
v. 2,2,5-Trimethylheptane
vi. 4-(1,1-Dimethylethy1)heptan
vii 3-ethyl-2,4,5-trimethylheptane
viii. 4-(1,1-Dimethylethy1)-3-ethy1-4,7-demethy1 decane ltbtgt ix 2,2,7-Trimethy1-4-(1 methyproply1) nonace
x. 2,8-Dimethy1-5(2-methylpropy1)nonane
xi. 5-Ethy1-4-methylocate
xii. 4-(1-Methylethy1)-5-propyloctane
7-(1,3-Dimethypenty1)-5-ethy 1 tridecane
(i) `overset(1)(C )H_(3) overset(CH_(3))overset(|)(.^(@)CH) underset(2-"Methylheane")(overset(3)(C )H_(2) overset(5)(C)H_(2)) overset(6)(C )H_(3)`
(ii)
`overset(1)(C)H_(3) overset(2)(C )H_(2) underset(3,3-"Dimethylpentene")(-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(.^(3)C)-overset(4)(C )H_(2)) overset(5)(C )H_(3)`