Write the IUPAC names of the following compounds:
(i) `(C_(2)H_(5))_(2)CH-CH=CH_(2)`
(ii) `CH_(2)=CH-overset(C_(2)H_(5))overset(|)(C)H-CH_(2)-C-=CH`
(iii) `CH_(2)=underset(C(CH_(3))_(2))underset(|)(C)-CH_(2)-CH_(3)`
(iv) `CH_(3)-CH=CH-C-=CH`
(v) `CH_(2)=CH-overset(CH_(3))overset(|)(C)H-CH_(2)-CH=CH_(2)`
(vi) `CH_(3)CH_(2)C-=underset(H_(2)C=CH)underset(|)(C CH)-CH_(2)CH(CH_(3))_(2)`
(vii) `CH_(3)CH_(2)CH_(2)overset(CH=CH_(2))overset(|)(C)HCH_(2)CH_(2)CH_(2)CH_(3)`
(viii) `CH_(2)=CH-overset(CH_(3))overset(|)(C)H-overset(CH_(2))overset(||)(C)-CH_(2)-C-=CH`
(ix) `HC-=C-C=CH-CH=CH_(2)`
(x) `CH_(2)=C=CH-CH_(2)-underset(CH=CH_(2))underset(|)(C)H-CH_(3)`

Explanation

(i) 3 - ethtylpent - 1 - ene,
(ii) 3 - ethylhex - 1 - 5 - yne
(iii) 2 - ethyl - 3,3 - dimethylbut - 1 - ene
(iii) 2 - ethyl - 3,3 dimethylbut - 1 - ene
(iv) pent - 3 - en - 1 yne
(v) 3 - methylhexa - 1,5 diene
(vi) 3 - isobutyhept - 1 -en - 4 - yne
(vii) 3 - propylhept - 1 - ene
(viii) 3 - methyl - 4 - methylidenehept - 1 - en - 6 - yne
(ix) Hexa - 1,3 - dien - 5 - yne
(x) 5 - methylhepta - 1,2,6 - triene