What is the identity of L?     CrO42-     AsO43-     PO43-     Hg2+

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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What is the identity of L?

   

CrO42-

   

AsO43-

   

PO43-

   

Hg2+

Q, U, A, L, I
No ppt
0.1M KMNO4, 6M
3M HCI
H,SO4 + water
Yellow ppt
Canary
U = White ppt
Q, A, L, I = No ppt.
Ammonium molybdate
yellow ppt
0.1M KI
+ 6M HNO3 (hot bath)
6M NHОН
6M NH,OH
| = Green ppt
A, L = No ppt
Brown ppt
0.1M AGNO3
3% H2O2,
Excess 6M NH4OH
Q = White ppt
conc. H2SO4
Soluble ppt
+ acetone
A = No ppt
L = Yellow ppt
0.1M
Clear solution
Conc. NH,OH +
K4Fe(CN)6
1M NAOH +
6M HNO3
dimethylglyoxime
Brown ppt
0.1M NaCl
1.0М ВаСlz
Soluble
Cherry red ppt
White ppt
White ppt
1.0М ВаClz
White ppt
Insoluble
6М HNO3
White ppt
0.1 M
Pb(CH;COOH)2
Soluble in 6M HNO3
Transcribed Image Text:Q, U, A, L, I No ppt 0.1M KMNO4, 6M 3M HCI H,SO4 + water Yellow ppt Canary U = White ppt Q, A, L, I = No ppt. Ammonium molybdate yellow ppt 0.1M KI + 6M HNO3 (hot bath) 6M NHОН 6M NH,OH | = Green ppt A, L = No ppt Brown ppt 0.1M AGNO3 3% H2O2, Excess 6M NH4OH Q = White ppt conc. H2SO4 Soluble ppt + acetone A = No ppt L = Yellow ppt 0.1M Clear solution Conc. NH,OH + K4Fe(CN)6 1M NAOH + 6M HNO3 dimethylglyoxime Brown ppt 0.1M NaCl 1.0М ВаСlz Soluble Cherry red ppt White ppt White ppt 1.0М ВаClz White ppt Insoluble 6М HNO3 White ppt 0.1 M Pb(CH;COOH)2 Soluble in 6M HNO3
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