of model noted for the section. The modeling includes: expanded structural formula, condensed structural formula and line structural formulas. You can refer to chapters 1 and 2.1 in your textbook for reference. Part 1: Hydrocarbons 1. Expanded structural formulas a. butane b. 2-methylpropane c. Cyclopropane d. But-2-ene e. But-1-yne 2. Condensed structural formulas and line diagrams a. Octane b. 2,3,5-trimethylheptane c. Benzene d. 2-methyl-3-phenylnon-4,6-diene e. 1,3,4-triethylcyclohexane f. dec-3,6-diyne Part 2: Functional Groups 1. Expanded formula, condensed and line diagram of each: a. Propan-2-ol b. Propan-2-one c. Propanal d. Propanoic acid e. Propyl-2-amine f. Propanamide g. 2-propoxypropane h. Propyl propanoate of model noted for the section. The modeling includes: expanded structural formula, condensed structural formula and line structural formulas. You can refer to chapters 1 and 2.1 in your textbook for reference. Part 1: Hydrocarbons 1. Expanded structural formulas a. butane b. 2-methylpropane c. Cyclopropane d. But-2-ene e. But-1-yne 2. Condensed structural formulas and line diagrams a. Octane b. 2,3,5-trimethylheptane c. Benzene d. 2-methyl-3-phenylnon-4,6-diene e. 1,3,4-triethylcyclohexane f. dec-3,6-diyne Part 2: Functional Groups 1. Expanded formula, condensed and line diagram of each: a. Propan-2-ol b. Propan-2-one c. Propanal d. Propanoic acid e. Propyl-2-amine f. Propanamide g. 2-propoxypropane h. Propyl propanoate