8. What is the index of hydrogen deficiency (IHD) of chloroquine, C18H26CIN3? A) 6 B) 7 C) 8 D) 9 E) 12 9. What is the IUPAC name of the compound on the right? A) 3,3,4-trimethylcyclohexene B) 3,4,4-trimethylcyclohexene C) 4,4,5-trimethylcyclohexene D) 4,5,5-trimethylcyclohexene E) 1,1,2-trimethylcyclohexene

8. a) C3H$C1 has several structural isomers containing an alkene functional group. Complete the table by stating the systematic names and drawing the structural formulae of THREE structural isomers of C3H$Cl. Systematic Name Structural Formula b) A chemical test can be performed quickly in a school laboratory to distinguish between cyclohexanol and 1-methylcyclohexanol. Identify the reagent used in this test and describe the expected observations.

1. Draw the structures of: a) cis-1-bromo-3-heptene  b) (Z)-3,7-dimethyl-1,3,6-octatriene

2. Draw structures for the following molecules. 2,7-dibromo-5-isopropylocta-2,5-diene a) b) 4-t-butylhept-6-en-1-yne c) 1,1-diethylcycloheptane

Which of the following are constitutional isomers? 1) and 2) and 3) Ethoxy propane and pentan-2-ol 4) N-ethybutanamine and hexanamine A) 1,2,3 B) 1,3,4 c) 2,3 D) 2,3,4 E) 1,2,3,4

1. Draw the structural formula of the following 1-bromo-4-methylhexane 2-brobutane Dichlorodiiodomethane

You are trying to monochlorinate 2,4,4-trimethylhexane to form a compound with the molecular formula C9H19Cl. Answer following question: A. Draw the structures of all the monochlorinated isomers which have the formula C9H19Cl and are derived from 2,4,4-trimethylhexane. B. Give the IUPAC name for each of the structures you drew in part A. C. For each of the structures you drew in part A circle any asymmetric carbon atoms.

2. Draw the structure of following compounds: a) 2-methoxypentane b) 1-isopropoxy-3-methylbutane

Select the correct IUPAC name for:  1) 6-ethyl-5,5,6-trimethyldecane 2) 4-ethyl-7,7-4-trimethyloctane 3) 5-ethyl-5,6,6-trimethyldecane 4) 3-butyl-3,4,4-trimethyloctane

7) Write the structures for the following compounds. Which of the compounds are unsaturated? a) 3,4,6-trimethylnonane ECOS 01 A sufl b) 4-phenyl-2-pentyne c) 3,3-dichloro-4-ethyl-1-hexene d) 3,5-diethyloctane e) 3-iodo-4-methyl-1-heptene f) 3-fluoro-2,3-dimethylhexane