14. Which is the electron configuration a. 1s? 2s? 2p6 3s? 3p6 4s? 3d8 b. 1s? 25? 2p6 3s² 3p 3d° c. 1s? 2s? 2p6 3s? 3p6 3d10 d. 1s? 25? 2p6 3s² 3p6 4s' 3d° 15. Which of the following molecules contains a chiral carbon? OH CF3 a. b. CH2CICH2CHFCH2F с. d. 16. What is the degree of unsaturation for C9HẠCIFN2O2? а. 5 b. 6 с. 7 d. 8

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Chapter1: Chemical Foundations
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14. Which is the electron configuration for Cu*?
a. 1s? 2s? 2p6 3s² 3p6 4s? 3d8
b. 1s? 25? 2p6 3s² 3p6 3d°
c. 1s? 2s? 2p6 3s? 3p6 3d10
d. 1s? 25? 2p6 3s? 3p6 4s' 3d°
15. Which of the following molecules contains a chiral carbon?
OH
CF3
a.
b. CH2CICH2CHFCH2F
с.
d.
16. What is the degree of unsaturation for C,H4CIFN2O2?
а. 5
b. 6
с. 7
d. 8
17. Which reagent is suitable for the following transformation?
OH
a. H2O/H2SO4;
b. OsO4 then H2O2;
c. BH3 then H2O2/OH¨;
d. m-CPBA, HзО"
18. Identify the alkyl halide that most favorites an SN2 mechanism.
a. CH3CH2Br;
b. CH3CHBRCH2CH3;
c. CH3C(CH3)BRCH2CH3;
d. PhBr
19. Which anion is most stable?
a. (CH3)3C"
b. CH;CH(CH3)
c. CH;
d. CH3C=C¯
20. Which is the monomer that would produce the following polymer?
ČI
ČI
CI
a. CICH=CHCI;
b. CICH=CHCH3;
c. CH3CH=CHCH3;
d. CH3C=CCI.
21. The acidity ranking of the following molecules is:
CH3-CH3
HCECH
CH2=CH2
CH3-OH
a. D> A>B>C;
b. B>A>D>C;
c. D>B>C>A;
d. A>C>B>D
3
Transcribed Image Text:14. Which is the electron configuration for Cu*? a. 1s? 2s? 2p6 3s² 3p6 4s? 3d8 b. 1s? 25? 2p6 3s² 3p6 3d° c. 1s? 2s? 2p6 3s? 3p6 3d10 d. 1s? 25? 2p6 3s? 3p6 4s' 3d° 15. Which of the following molecules contains a chiral carbon? OH CF3 a. b. CH2CICH2CHFCH2F с. d. 16. What is the degree of unsaturation for C,H4CIFN2O2? а. 5 b. 6 с. 7 d. 8 17. Which reagent is suitable for the following transformation? OH a. H2O/H2SO4; b. OsO4 then H2O2; c. BH3 then H2O2/OH¨; d. m-CPBA, HзО" 18. Identify the alkyl halide that most favorites an SN2 mechanism. a. CH3CH2Br; b. CH3CHBRCH2CH3; c. CH3C(CH3)BRCH2CH3; d. PhBr 19. Which anion is most stable? a. (CH3)3C" b. CH;CH(CH3) c. CH; d. CH3C=C¯ 20. Which is the monomer that would produce the following polymer? ČI ČI CI a. CICH=CHCI; b. CICH=CHCH3; c. CH3CH=CHCH3; d. CH3C=CCI. 21. The acidity ranking of the following molecules is: CH3-CH3 HCECH CH2=CH2 CH3-OH a. D> A>B>C; b. B>A>D>C; c. D>B>C>A; d. A>C>B>D 3
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