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uQUALITATIVE ANALYSIS

35 flashcardsby Rosielle
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1
FT (NL): Litium
Carmine Red
2
FT (NL): Strontium
Crimson Red
3
FT (NL): Calcium
Brick Red
4
FT (NL): Sodium
Yellow
5
FT (NL): Boron and Barium
Green
6
FT (NL): Lead, Bismtuh, Arsenic
Blue
7
FT (NL): Potassium
Violet
8
FT (NL): Magnesium
White
9
FT (CG): Potassium
Crimson Red
10
FT (CG): Calcium
Light Green
11
FT (CG): Strontium
Purple
12
Group 1 Cation
  • soluble group - no common reagent
  • base insoluble group - aluminum iron group
  • chloride insoluble group - silver group
  • acid insoluble group - copper arsenic group
  • insoluble group - alkali earth group
13
precipitating reagent for group 1 cation
  • Acid H2S
  • no common reagent
  • Ammonium carbonate
  • Base H2S
  • HCl
14
precipitating reagent for group 2 cation
  • HCl
  • Acid H2S
  • No common reagent
  • Base H2S
  • Ammonium Carbonate
15
precipitating reagent for group 3 cation
  • Acid H2S
  • Base H2S
  • HCl
  • Ammonium Carbonate
  • No common reagent
16
precipitating reagent for group 4 cation
  • Acid H2S
  • No common reagents
  • Ammonium carbonate
  • Base H2S
  • HCl
17
precipitating reagent for group 5 cation
  • No common reagent
  • Base H2S
  • Ammonium Carbonate
  • HCl
  • Acid H2S
18
GROUP 2 CATION
  • chloride insoluble group - silver group
  • acid insoluble group - copper arsenic group
  • soluble group - no common reagent
  • base insoluble group - aluminum iron group
  • insoluble group - alkali earth group
19
GROUP 3 CATION
  • soluble group - no common reagent
  • insoluble group - alkali earth group
  • acid insoluble group - copper arsenic group
  • chloride insoluble group - silver group
  • base insoluble group - aluminum iron group
20
GROUP 4 CATION
  • soluble group - no common reagent
  • chloride insoluble group - silver group
  • base insoluble group - aluminum iron group
  • acid insoluble group - copper arsenic group
  • insoluble group - alkali earth group
21
GROUP 5 CATION
  • chloride insoluble group - silver group
  • soluble group - no common reagent
  • acid insoluble group - copper arsenic group
  • insoluble group - alkali earth group
  • base insoluble group - aluminum iron group
22
Ag, Au, Pb
GROUP 1 CATIONS
23
Cu, Cd, Sn, Bi
GROUP 2 CATIONS
24
Al, Cr, Zn, Ni, Mn, Co, Fe
GROUP 3 CATIONS
25
Ba, Ca, Sr
GROUP 4 CATIONS
26
Na, K, NH4 +
GROUP 5 CATIONS
27
Precipitate reagent for GROUP 1 ANIONS
  • cadmium acetate
  • calcium acetate
  • barium acetate
  • no common reagent
  • silver acetate
28
Precipitate reagent for GROUP 2 ANIONS
  • calcium acetate
  • cadmium acetate
  • no common reagent
  • silver acetate
  • barium acetate
29
Precipitate reagent for GROUP 3 ANIONS
  • barium acetate
  • calcium acetate
  • silver acetate
  • no common reagent
  • cadmium acetate
30
Precipitate reagent for GROUP 4 ANIONS
  • no common reagent
  • barium acetate
  • calcium acetate
  • silver acetate
  • cadmium acetate
31
CO3 -2, SO3 -2, AsO2 -, AsO4 -, PO4 -3
GROUP 1 ANIONS
32
SO4 -2, CrO4 -
GROUP 2 ANIONS
33
S -2, Fe(CN)6 3-, Fe(CN)6 4-
GROUP 3 ANIONS
34
S2O3 -2, Cl-, Br-, I-
GROUP 4 ANIONS
35
ClO3 -, NO3 -, NO2 -, BO3 -3
GROUP 5 ANIONS
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