Draw structures of the following compounds. (a) pentane (b) 2,2-dimethylheptane (c) 4-ethyl-1-methylcyclohexane (d) 5-methyl-1-hexene (e) 1-butyne 3. Write a balanced chemical equation to show the complete combustion of heptane, a component of gasoline. Which of the following are structural isomers? (a)įormation of solutions involving polar and nonpolar substancesĥ. Predict the relative boiling points of the following two compounds. Predict the relative solubilities of the following compounds in water. Write the following elements in order of increasing electronegativity: carbon, chlorine, hydrogen, nitrogen, oxygen, sulfur. For each of the following compounds, describe the intramolecular bond types and the intermolecular forces. (a) CH4 (b) H2O (c) NH3Īpplying Inquiry Skills 9. Three liquids are tested with aqueous bromine (Figure 1). Table 1 Compound Br2(aq) test boiling point (☌) Samples of the solutions are also vaporized and their boiling points determined. List the safety precautions needed in the handling, storage, and disposal of (a) concentrated sulfuric acid (b) flammable liquids, e.g., ethanol.Ĭlassify organic compounds by identifying their functional groups, by name, by structural formula, and by building molecular models Which of the liquids is pentane, 2-methylbutane, and 2-methyl-2-butene?ġ0.
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