H x.x HO OH cat. Pyridine Ethanol A HO H₁C CH3 OH

Intermolecular Forces and Solubility: (Like dissolve like) 1. Which of the following molecules are polar? Label them. 2. Which of the following molecules are nonpolar. Label them. 3. Which of the following compounds are ionic? Label them. 4. Which of the compounds below would dissolve best in cyclohexane and which ones will dissolve best in water? Put a W or C next to each indicated structure to indicate their solubility. Do not put W or C next to cyclohexane or water because they are solvents to dissolve other molecules H2 H2C° CH2 H. H2C. .CH2 water H2 cyclohexane K* i. H2 H2 H3C. K* CH3 H2 H2 H3C CH3 potassium sulfate hexane acetone K,SO4

н! H CH3CH₂OH (solvent)

OH O OH DCC pyridine

d. e. OH Cl NaOC1, CH₂COOH CH3CH₂ONa Acetone

Classify the following alcohols as primary, secondary, or tertiary: a. b.CH3CH2CH2CH2OH c.

CH3 CH,CHOCH,CH, OCH3 CH3 HO, OH CH,CH,CHCH3 ОН Cl Alcohol Phenol Ether

Indicate the name of the product or the reactants involved in the reaction.

H3C. H3C CH3 Br 1-propanol

OCH; The functional group present in CH;CH, CH is hemiketal hemiacetal ketal acetal