chm2210ps4sol

chm2210ps4sol - Organic Chemistry I Problem Set 4 Practice...

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C CH 3 C N O Organic Chemistry I Problem Set 4 Practice Exam Answer Key I. Multiple Choice For Questions 1-9 Consider the Molecule ___ 1. The carbon atom on the methyl group is _____ hybridized. a. sp c. sp 3 b. sp 2 d. unhybridized ___ 2. The nitrogen atom is _____ hybridized. a. sp c. sp 3 b. sp 2 d. unhybridized ___ 3. The C–C–C bond angle is about a. 90° c. 120° b. 109.5° d. 180° ___ 4. The C–C–N bond angle is about a. 90° c. 120° b. 109.5° d. 180° ___ 5. How many pi bonds are in the molecule? a. 1 d. 4 b. 2 e. 6 c. 3 f. none of these ___ 6. How many sigma bonds are in the molecule? a. 1 d. 4 b. 2 e. 6 c. 3 f. none of these ___ 7. Do the three C’s, the O’s, and the N atoms all lie in one plane? a. yes, all the time c. sometimes, depending b. no, never upon rotations
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C CH 2 O Cl ___ 8. The molecule is a. polar or b. nonpolar. ___ 9. The oxygen atom is hybridized a. sp c. sp 3 b. sp 2 d. unhybridized ___ 10. The geometry about the C atom in CCl 4 is described as being
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This note was uploaded on 02/23/2010 for the course CHEM 201 taught by Professor Smith during the Spring '10 term at Duke.

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chm2210ps4sol - Organic Chemistry I Problem Set 4 Practice...

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