question_answer 1)

Write the IUPAC names of the following compounds: (a) \[C{{H}_{3}}CH=C{{(C{{H}_{3}})}_{2}}\] (b) \[{{H}_{2}}C=CH-C\equiv C-C{{H}_{3}}\] (c) (d) (e) (f) \[C{{H}_{3}}{{(C{{H}_{2}})}_{4}}\underset{\underset{\text{C}{{\text{H}}_{\text{2}}}\text{-CH(C}{{\text{H}}_{\text{3}}}{{\text{)}}_{\text{2}}}}{\mathop{|}}\,}{\mathop{C}}\,H{{(C{{H}_{2}})}_{3}}C{{H}_{3}}\] (g)\[{{H}_{3}}C-CH=CH-C{{H}_{2}}-CH=CH\] \[-\underset{\underset{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}}{\mathop{\text{ }\!\!|\!\!\text{ }}}\,}{\mathop{CH}}\,-C{{H}_{2}}-CH=C{{H}_{2}}\]  

Answer:

(a) 2-Methylbut-2-ene (b) Pent-1-en-3-yne (c) Buta-1,3-diene (d) 4-Phenylbut-1-ene (e) 2-Methylphenol (f) 5-(2-Methylpropyl) decane (g) 4-Ethyldeca-1, 5, 8-triene