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7. Which of the following are representations of the same molecule? 8. Which of

ID: 859605 • Letter: 7

Question

7. Which of the following are representations of the same molecule? 8. Which of the following is are constitutional isomers of hexane CH2(CH2)4(CH3)? 9. Of the compounds listed here, which one is not a constitutional isomer of the other three? a. 2,3- dimethyl pentane b. 2-ethylpentane c. 3-ethylpentane d. 2,2- dimethyl butane 10. Which of the following is a correct IUPAC name? a. 1-methylpentane b. 2-ethylpentane c. 3-ethylpentane d. None, they are all incorrect. 11. What is the IUPAC name of the compound below? 12. What is the IUPAC name of the following compound? a. diethylcyclopentane b. butylcyclopentane c. 1,1- diethylcyclopentane d. none of these

Explanation / Answer

D

C

A

B

A

B