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ORGANIC CHEMISTRY 7TH EDITION BY BROWN - TEST BANK
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,CHAPTER 1—COVALENT BONDING AND SHAPES OF MOLECULESMULTIPLE CHOICE
1. How many electrons can the shell with a principal quantum number of 1 hold?
a. 1
b. 2
c. 4
d. 8
ANS: B
2. How many electrons can the shell with a principal quantum number of 2 hold?
a. 1
b. 2
c. 4
d. 8
ANS: D
3. What is the ground-state electronic configuration of a nitrogen atom (nitrogen: atomic number 7)?
a. 1s22s12p4
b. 1s22s22p3
c. 1s12s12p5
d. 1s22s22p2
ANS: B
4. What is the ground-state electronic configuration of a fluorine atom (fluorine: atomic number 9)?
a. 1s12s12p7
b. 1s22s22p5
c. 1s22s22p6
d. 1s02s22p7
ANS: B
5. What is the ground-state electronic configuration of a fluoride anion (fluorine: atomic number 9)?
a. 1s22s22p2
b. 1s22s22p5
c. 1s22s22p6
d. 1s22s22p7
ANS: C
6. What is the ground-state electronic configuration of a sodium cation (sodium: atomic number 11)?
a. 1s22s22p63s1
b. 1s22s22p53s1
c. 1s22s22p6
d. 1s22s22p63s2
ANS: C
BIAF 7e Test Bank 1
, 7. Which of the following species has an atom that has an unfilled valence shell of electrons?
a. molecular hydrogen, H2
b. hydroxide anion, HO
c. boron trifluoride, BF3
d. water, H2O
ANS: C
8. Which of the following species has an atom that has an unfilled valence shell of electrons?
a. molecular bromine, Br2
b. fluoride anion, F
c. ammonia, NH3
d. aluminum trichloride, AlCl3
ANS: D
9. Which of the following species possesses a formal charge?
a. BH3
b. BH4
c. CCl4
d. H2S
ANS: B
10. Which of the following species possesses a formal charge?
a. CCl4
b. SiCl4
c. AlCl4
d. PCl3
ANS: C
11. Which of the following compounds is an aldehyde?
a. CH3CH2CH2COOH
b. CH3CH2CHO
c. CH3CH2CH2OH
d. CH3CH2COCH3
ANS: B
12. Which of the following compounds is an alcohol?
a. CH3CH2COOH
b. CH3CH2OCH3
c. CH3CH2CH2OH
d. CH3CH2CHO
ANS: C
13. Which of the following compounds is a carboxylic acid?
a. CH3CH2COOH
b. CH3CH2OCH3
c. CH3CH2CH2OH
d. CH3CH2CHO
ANS: A
BIAF 7e Test Bank 2
, 14. Which of the following compounds is a ketone?
a. CH3CH2COOH
b. CH3CH2CHO
c. CH3CH2CH2OH
d. CH3COCH3
ANS: D
15. Which of the following compounds is a ketone?
a. CH3CH2COOH
b. CH3CH2CHO
c. CH3CH2CH2OH
d. CH3COCH3
ANS: D
16. Which of the following compounds is a carboxylic ester?
a. CH3CH2COOH
b. CH3CH2OCH3
c. CH3CH2COOCH3
d. CH3CH2COCH3
ANS: C
17. Which of the following is a tertiary alcohol?
a. CH3CH2OCH3
b. (CH3)3COH
c. (CH3)2CHOH
d. CH3CH2CH2OH
ANS: B
18. Which of the following is a tertiary amine?
a. CH3CH2N(CH3)2
b. (CH3)3CNH2
c. CH3CH2NHCH3
d. CH3CH2NHCH(CH3)2
ANS: A
19. Which of the following is a primary amine?
a. CH3CH2NHCH3
b. CH3CH2NHCH(CH3)2
c. CH3CH2N(CH3)2
d. (CH3)3CNH2
ANS: D
20. Which of the following is trigonal planar?
a. boron trifluoride, BF3
b. methyl anion, CH3
c. methane, CH4
d. ammonia, NH3
ANS: A
BIAF 7e Test Bank 3
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