Practice Problems Study Guide
Practice Problems Study Guide CHEM 2370
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This 4 page Study Guide was uploaded by Phuong Nguyen on Saturday September 24, 2016. The Study Guide belongs to CHEM 2370 at University of North Texas taught by Sushama Dandekar in Summer 2016. Since its upload, it has received 38 views. For similar materials see Organic Chemistry 1 in Chemistry at University of North Texas.
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Date Created: 09/24/16
Practice Problems for Chapters 1-3 1) Draw the line bond formula of (CH3)2CHCH2CHCHCH2CCCH3 Give the hybridization of each carbon, label carbons as primary, secondary or tertiary where applicable. 2) How many sigma (s-sp3) bonds are there in ethane? 3) Draw the lewis dot structure of Sulfuric Acid. What is the formal charge of the S? 4) Which of the following are constitutional Isomers? 5) Calculate the IHD of C6H14 and C6H12. Draw all possible isomers. 6) Which element is the LEAST electronegative? a. F b. Li c. K d. S e. Cl 7) Which of these molecules would you expect to have the LOWEST boiling point? 8) Which of these molecules would you expect to have the HIGHEST boiling point? a. CH3CH2CH2CH2CH3 b. CH3CH2OCH2CH2CH3 c. CH3CH2CH2CH2OH 9) Which molecule has zero dipole moment? a. SO2 b. CO2 c. CO d. CHCl3 10) Label all functional groups. Give Pka and IR frequencies. 11) In an Acid-Base reaction adding sodium hydride to ethanol will give you what products? Is this a favorable reaction? Prove with pKa’s. Label the Acid, Base, Conjugate Acid, and Conjugate Base. 12) Is this a favorable or unfavorable reaction? Prove your answer with pKa’s. CH3CO2H + CH30Na ---------> CH3CO2Na + CH3OH 13) Arrange the following from least acidic to most acidic: sulfuric acid, water, carboxylic acid, primary alcohol, alkyne, alkene, alkane, hydrogen iodide, hydrochloric acid 14) What are the products of this reaction? Is this a favorable or unfavorable reaction? Prove your answer with pKa’s. NaNH2 + CH3CH2CCH ---------->
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