For the following double-replacement reaction: (NH4)2SO4(aq) + CaBr2(aq) a) Predict the products (and their phases!) b) Write a complete ionic equation for the reaction. c) Write the net ionic equation for the reaction. d) What are the spectator ions in this reaction?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter4: Reactions In Aqueous Solution
Section: Chapter Questions
Problem 78QAP: When 85.0 mL of 0.250 M Ba(OH)2 solution is added to 85.00 mL of 0.250 M Al (NO3)3 solution, a white...
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1) For the following double-replacement reaction:
(NH4)2SO4(aq) + CaBr2(aq)
a) Predict the products (and their phases!)
b) Write a complete ionic equation for the reaction.
c) Write the net ionic equation for the reaction.
d) What are the spectator ions in this reaction?
2) A sample from a mine's tailings pond contains Pb2+, Ag+, Mg2+, and Na+ cations. What
ionic compounds can be added to this solution, and in what order, to separate these
cations from one another?
Transcribed Image Text:1) For the following double-replacement reaction: (NH4)2SO4(aq) + CaBr2(aq) a) Predict the products (and their phases!) b) Write a complete ionic equation for the reaction. c) Write the net ionic equation for the reaction. d) What are the spectator ions in this reaction? 2) A sample from a mine's tailings pond contains Pb2+, Ag+, Mg2+, and Na+ cations. What ionic compounds can be added to this solution, and in what order, to separate these cations from one another?
Complete the following questions, neatly showing all your work.
lons Leading to Solubility
Exceptions
Alkali metals (Lit, Na+, K+, Rb+, Cs+) and ammonium
(NH4+)
1
Almost none.
Halogens (CI", Br", l")
Ag+, Hg+, Pb2+, Cut
Note that fluoride (F-) has low
solubility with Lit and Group II
metals.
2
Nitrate (NO3), nitrite (NO2), chlorate (CIO3) and
perchlorate (CIO4')
Silver nitrite (AGNO2) has low
solubility.
3
4
Acetate (CH3CO2")
Ag+, Hg+
Sulfate (SO42")
Ag+, Hg+, Ca2+, Sr2+, Ba2+,
Pb2+
lons Leading to LOW Solubility
Exceptions
Sulfide (S2)
See #1.
Group Il metal sulfides are
also often soluble.
Carbonate (CO3²"), chromate (CrO42"), phosphate
(PO43), and sulfite (SO32")
7
See #1.
8
Hydroxide (OH")
See #1.
Silver (Ag+) and mercury (Hg+) (see exceptions for
#2-5)
9
See #3.
Transcribed Image Text:Complete the following questions, neatly showing all your work. lons Leading to Solubility Exceptions Alkali metals (Lit, Na+, K+, Rb+, Cs+) and ammonium (NH4+) 1 Almost none. Halogens (CI", Br", l") Ag+, Hg+, Pb2+, Cut Note that fluoride (F-) has low solubility with Lit and Group II metals. 2 Nitrate (NO3), nitrite (NO2), chlorate (CIO3) and perchlorate (CIO4') Silver nitrite (AGNO2) has low solubility. 3 4 Acetate (CH3CO2") Ag+, Hg+ Sulfate (SO42") Ag+, Hg+, Ca2+, Sr2+, Ba2+, Pb2+ lons Leading to LOW Solubility Exceptions Sulfide (S2) See #1. Group Il metal sulfides are also often soluble. Carbonate (CO3²"), chromate (CrO42"), phosphate (PO43), and sulfite (SO32") 7 See #1. 8 Hydroxide (OH") See #1. Silver (Ag+) and mercury (Hg+) (see exceptions for #2-5) 9 See #3.
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