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O. Chem What is the IUPAC name for the molecule below? pentene pent-3-ene pent-2

ID: 801054 • Letter: O

Question

O. Chem

What is the IUPAC name for the molecule below? pentene pent-3-ene pent-2-ene penta-2-diene Naming Alkenes Name the following compound. 6-methyl-2,5-hexadiene 1,4-heptadiene 2,5-heptadiene 1-methyl-1,4-hexadiene Alkynes What is the IUPAC name for the molecule below? 5-methylhex-2-yne 2-methylhex-4-yne 2-methylpent-4-yne 4-methylpent-2-yne Choose the correct name for the structure shown below. cyclohex-4-ene cyclohex-5-ene cyclohex-3-ene cyclohex-1-ene Naming Cycloalkenes 5. How would you name the compound below? 3-isopropykcyclopentene 1-isopropyl-2-cyclopentene 1 -isopropyl-2-cyclohexene 3-isopropylcyclohexene How would you name the compound below? 6-ethylcycloheptene 4-ethylcycloheptene 1-ethylcyclohept-3-ene 3-ethylcyclohexene Cis ore Trans Is the following molecule cis or trans? Cis trans Is the following molecule cis or trans? cis trans Is the following molecule cis or trans? cis trans Priority Which of the following would be ranked as the highest priority group? -OH -CH3 -H -NH2 Which of the following would be ranked as the lowest priority group?)-CH3. -CNH2 -CH2CH3-COH Which of the following has higher priority? -CH2CH3 -CH3 -COCH3 -CH2CH2OH E or Z Assign E or Z configuration to the following molecule. E Z Assign E or Z configuration to the following molecule. E Z Assign E or Z configuration to the following molecule. E Z Which reaction below will absorb heat? A B C In the diagram above, what is represented by a? reactants transition state intermediate activation energy Classifying a Reaction How would you classify the reaction below? Substitution addition elimination rearrangement Name the compound below, including the cis or trans designation. cis-1-isopropyl-2-butene trans- 1-isopropyl-2-butene cis-4,4-dimethyl-2-pentene trans-4,4-dimethyl-2-pentene Nucleophiles Is the following molecule more likely to behave as a nucleophile or an electrophile? CH3 + nucleophile electrophile

Explanation / Answer

1)C

2)C

3)A

4)D

5)A

6)B

7)A

8)A

9)B

10)D

11)A

12)C

13)B

14)A

15)A

16)C

17)D

18)B

19)D

20)A