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.

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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
Transcribed Image Text: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
Transcribed Image Text: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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