Chemistry, 11e (Brown/LeMay/Brusten/Murphy)
Chapter 4: Aqueous Reactions and Solution Stoichiometry
9) When aqueous solutions of __________ are mixed, a precipitate forms.
A)NiBr2 and AgNO3 B) NaI and KBr
C) K2SO4 and CrCl3 D) KOH and Ba(NO3)2 E) Li2CO3and CsI
Answer: A Diff: 2
Page Ref: Sec. 4.2
10) Which one of the following compounds is insoluble in water?
A) Na2CO3 B) K2SO4 C) Fe(NO3)3 D) ZnS E) AgNO3
Answer: D Diff: 1
Page Ref: Sec. 4.2
11) Which combination will produce a precipitate?
A)NaC2H3O2(aq) and HCl (aq) B) NaOH (aq) and HCl (aq)
C)AgNO3(aq) and Ca(C2H3O2)2(aq) D)KOH (aq) and Mg(NO3)2(aq) E) NaOH (aq) and HCl (aq)
Answer: D Diff: 3
Page Ref: Sec. 4.2
Chemistry, 11e (Brown/LeMay/Brusten/Murphy)
Chapter 4: Aqueous Reactions and Solution Stoichiometry
12) Which combination will produce a precipitate?
A)NH4OH (aq) and HCl (aq)
B)AgNO3(aq) and Ca(C2H3O2)2(aq) C) NaOH (aq) and HCl (aq)
D)NaCl (aq) and HC2H3O2(aq) E)NaOH (aq) and Fe(NO3)2(aq)
Answer: E Diff: 3
Page Ref: Sec. 4.2
13) With which of the following will the ammonium ion form an insoluble salt?
A) chloride B) sulfate C) carbonate
D) sulfate and carbonate E) none of the above
Answer: E Diff: 1
Page Ref: Sec. 4.2
14) With which of the following will the potassium ion form an insoluble salt?
A) chloride B) sulfate C) carbonate
D) sulfate and carbonate E) none of the above
Answer: E Diff: 1
Page Ref: Sec. 4.2
Chemistry, 11e (Brown/LeMay/Brusten/Murphy)
Chapter 4: Aqueous Reactions and Solution Stoichiometry
15) The net ionic equation for the reaction between aqueous sulfuric acid and aqueous sodium hydroxide is __________.
A)H?(aq) ?HSO4?(aq) ?2OH?(aq)?2H2O (l)?SO42?(aq)
B)H?(aq) ?HSO4?(aq) ?2Na+(aq)?2OH?(aq)?2H2O (l)?2Na+(aq)?SO42?(aq) C)SO42?(aq)?2Na?(aq)?2Na?(aq)?SO42?(aq) D)H?(aq)?OH?(aq)?H2O( l)
E)2H?(aq)?SO42?(aq)?2Na?(aq)?2OH?(aq)?2H2O (l)?2Na?(aq)?SO42?(aq)
Answer: D Diff: 3
Page Ref: Sec. 4.2
16) The net ionic equation for the reaction between aqueous nitric acid and aqueous sodium hydroxide is __________.
A)H?(aq)?HNO3(aq) ?2OH?(aq)?2H2O (l)?NO3?(aq) B) HNO3 (aq) + NaOH (aq) → NaNO3 (aq) + H2O (l) C)H?(aq)?OH?(aq)?H2O (l)
D)HNO3 ?aq??? OH??aq? ? NO3? ?aq? ? H2O ?l? E)H?(aq)?Na?(aq)?OH?(aq)?H2O (l)?Na?(aq)
Answer: C Diff: 3
Page Ref: Sec. 4.2
Chemistry, 11e (Brown/LeMay/Brusten/Murphy)
Chapter 4: Aqueous Reactions and Solution Stoichiometry
17) The reaction between strontium hydroxide and chloric acid produces __________.
A) a molecular compound and a weak electrolyte B) two weak electrolytes C) two strong electrolytes
D) a molecular compound and a strong electrolyte E) two molecular compounds
Answer: D Diff: 3
Page Ref: Sec. 4.3
18) Which one of the following is a diprotic acid?
A) nitric acid B) chloric acid C) phosphoric acid D) hydrofluoric acid E) sulfuric acid
Answer: E Diff: 2
Page Ref: Sec. 4.3
19) Which one of the following is a triprotic acid?
A) nitric acid B) chloric acid C) phosphoric acid D) hydrofluoric acid E) sulfuric acid
Answer: C Diff: 2
Page Ref: Sec. 4.3
Chemistry, 11e (Brown/LeMay/Brusten/Murphy)
Chapter 4: Aqueous Reactions and Solution Stoichiometry
20) Which one of the following solutions will have the greatest concentration of hydroxide ions?
A) 0.100 M rubidium hydroxide B) 0.100 M magnesium hydroxide C) 0.100 M ammonia
D) 0.100 M beryllium hydroxide E) 0.100 M hydrochloric acid
Answer: A Diff: 3
Page Ref: Sec. 4.3
21) Which one of the following is a weak acid?
A) HNO3 B) HCl C) HI D) HF E) HClO4
Answer: D Diff: 1
Page Ref: Sec. 4.3
22) Which of the following are weak acids?
A) HF, HBr
B) HI, HNO3, HBr C) HI, HF D) HF
E) none of the above
Answer: D Diff: 2
Page Ref: Sec. 4.3