The table below shows common organic precipitating agents. Analyze the table and answer the following questions: a. Select a precipitating agent that can be utilized to design a separation method of Zn2+ and Al3+ in aqueous solution. Justify your selection. b. A mixture of aluminum tetrafluoroborate Al(BF4)3 and magnesium nitrate was treated with a precipitating agent producing a mixture of the compounds A and B. Specify the precipitating agent that was used. HHNC,H5N-NC,H;NBF,NO,C,HC,H3C,HC,H;AВ Common organic precipitating agentsNameStructureIons precipitatedHO-NNi", Pd", P*DimethylglyoximeN-OHN=0CupferronFe*, vo;, Tr**, Zr*,Ce, Ga, Sn*+O`NH8-Hydroxyquinoline(oxine)Mg2*. Zn*. Cu. Ca, Pb*. A*. Fe*. Bi".Ga", Th. Zr, UO. TIOSN-OHSalicylaldoximeCu?", Pb*. Bi". Zn²*. Ni*. Pd*OH1-Nitroso-2-naphtholHOCo*, Fe", Pd*, Zr+NC,H,NO5, CIO,, BF;, WOjNitronCH,C,HsNa B(C,H,)(C,H.),As CISodium tetraphenylborateK*, Rb*. Cs*. NH.Ag", organic ammonium ionsTetraphenylarsoniumchlorideCr,0}", MnO;, ReOị, MoO, WO;, CIO;, 15

#(a): We have to separate Zn2+(aq) and Al3+(aq) using any of the given precipitating agents.

Answered: The table below shows common organic…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter12: Chemical Bonding

Section: Chapter Questions

Problem 4CR

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The table below shows common organic precipitating agents. Analyze the table and answer the following questions:

a. Select a precipitating agent that can be utilized to design a separation method of Zn²⁺ and Al³⁺ in aqueous solution. Justify your selection.

b. A mixture of aluminum tetrafluoroborate Al(BF₄)₃ and magnesium nitrate was treated with a precipitating agent producing a mixture of the compounds A and B. Specify the precipitating agent that was used.

H
H
NC,H5
N-
NC,H;
N
BF,
NO,
C,H
C,H3
C,H
C,H;
A
В

Common organic precipitating agents
Name
Structure
Ions precipitated
HO-N
Ni", Pd", P*
Dimethylglyoxime
N-OH
N=0
Cupferron
Fe*, vo;, Tr**, Zr*,Ce, Ga, Sn*+
O`NH
8-Hydroxyquinoline
(oxine)
Mg2*. Zn*. Cu. Ca, Pb*. A*. Fe*. Bi".
Ga", Th. Zr, UO. TIO
SN-OH
Salicylaldoxime
Cu?", Pb*. Bi". Zn²*. Ni*. Pd*
OH
1-Nitroso-2-naphthol
HO
Co*, Fe", Pd*, Zr+
NC,H,
NO5, CIO,, BF;, WOj
Nitron
CH,
C,Hs
Na B(C,H,)
(C,H.),As CI
Sodium tetraphenylborate
K*, Rb*. Cs*. NH.Ag", organic ammonium ions
Tetraphenylarsonium
chloride
Cr,0}", MnO;, ReOị, MoO, WO;, CIO;, 15

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