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ORGANIC CHEMISTRY 7TH EDITION BY BROWN - TEST BANK

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  • December 11, 2023
  • 633
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers
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,CHAPTER 1—COVALENT BONDING AND SHAPES OF MOLECULES


MULTIPLE 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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