Syror-baser_Svar - Chap ter 3 Chap ter 3 MULTIPLE CHOICE QUESTIONS Solomons Chapter 3(Answers on page 18 Topic Acid-Base Definitions 1 According to

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Chapter 3 1 MULTIPLE CHOICE QUESTIONS Solomons Chapter 3: (Answers on page 18) Topic: Acid-Base Definitions 1. According to the Lewis definition, a base is a(n): A) Proton donor. B) Electron pair donor. C) Hydroxide ion donor. D) Hydrogen ion donor. E) Electron pair acceptor. 2. Which of the following is not both a Bronsted-Lowry acid and a Bronsted-Lowry base? A) HSO 4 ! B) H 2 PO 4 ! C) HCO 3 ! D) OH ! E) SH ! 3. Which of the following is not a conjugate acid - conjugate base pair (in that order)? A) H 3 PO 4 , H 2 PO 4 ! B) HBF 4 , BF 4 ! C) CH 3 CH 2 OH, CH 3 CH 2 O ! D) H 3 O + , H 2 O E) HPO 4 ! , H 2 PO 4 ! 4. The conjugate base of sulfuric acid is: A) H 3 SO 4 + B) SO 3 C) HSO 4 ! D) H 2 SO 3 E) HSO 3 ! 5. Consider the equilibrium. Which are the Bronsted-Lowry bases? PO 4 3- + H 2 O HPO 4 2- + HO - A) PO 4 3 ! and HPO 4 2 ! B) PO 4 3 ! and OH ! C) PO 4 3 ! and H 2 O D) H 2 O and OH ! E) H 2 O and HPO 4 2 ! Chapter 3 2 Topic: Acid-Base Definitions 6. Which of these is not a true statement? A) All Lewis bases are also Bronsted-Lowry bases. B) All Lewis acids contain hydrogen. C) All Bronsted-Lowry acids contain hydrogen. D) All Lewis acids are electron deficient. E) According to the Bronsted-Lowry theory, water is both an acid and a base. 7. For the equilibrium CH 3 NH 3 + + H 2 3 NH 3 + + H 3 O + the two substances which both are acids are: A) H 2 O and H 3 O + B) CH 3 NH 3 + and H 2 O C) CH 3 NH 3 + and CH 3 NH 2 D) CH 3 NH 3 + and H 3 O + E) CH 3 NH 2 and H 2 O 8. Which of the following is not a Lewis base? A) NH 3 B) H ! C) BF 3 D) H 2 O E) H 3 C ! 9. Which of the following is not a Bronsted-Lowry acid? A) H 2 O B) (CH 3 ) 3 N C) NH 4 + D) CH 3 CO 2 H E) HC " CH 10. The reaction between which combination of substances below cannot be classified as a Bronsted-Lowry acid-base reaction? A) CH 3 Li + C 2 H 5 OH B) H 2 SO 4 + CH 3 CO 2 Na C) BF 3 + NH 3 D) H 3 O + + CH 3 NH - E) two of the above
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Chapter 3 3 Topic: Acid-Base Definitions 11. Which of these is not a Lewis acid? A) AlCl 3 B) H 3 O + C) FeCl 3 D) SO 3 E) C 4 H 10 12. This species is a carbon-based Lewis acid: A) CH 4 B) HCCl 3 C) CH 3 + D) : CH 3 ! E) · CH 3 13. What is the conjugate base of ethanol? A) CH 3 CH 2 O ! B) CH 3 CH 2 ! C) CH 3 CH 2 OH 2 + D) CH 3 CH 3 E) CH 3 OCH 3 14. Which of the acids below would have the strongest conjugate base? A) CH 3 CH 2 OH pK a = 18 B) CH 3 CO 2 H pK a = 4.75 C) ClCH 2 CO 2 H pK a = 2.81 D) Cl 2 CHCO 2 H pK a = 1.29 E) Cl 3 CCO 2 H pK a = 0.66 15. Which of the following is a Lewis acid? A) H 3 O + B) BF 3 C) NF 3 D) OH ! E) N " N Chapter 3 4 Topic: Acid-Base Reactions 16. Adding sodium hydride to ethanol would produce: A) CH 3 CH 2 OCH 2 CH 3 + H 2 D) CH 3 CH 2 Na + NaOH B) CH 3 CH 2 OCH 2 CH 3 + NaOH E) CH 3 CH 3 + NaOH C) CH 3 CH 2 ONa + H 2 D)CH 3 CH 2 Na + NaOH E) CH 3 CH 3 + NaOH 17. Adding sodium amide (NaNH 2 ) to 1-butyne (CH
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This note was uploaded on 02/08/2011 for the course CHEM 2210 taught by Professor Robertson during the Spring '11 term at University of Central Florida.

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Syror-baser_Svar - Chap ter 3 Chap ter 3 MULTIPLE CHOICE QUESTIONS Solomons Chapter 3(Answers on page 18 Topic Acid-Base Definitions 1 According to

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