CATION CONFIRMATORY TESTS ADDED REAGENT(S) OBSERVATIONS KSCN Blood red complex K4Fe(CN)6 Prussian blue ppt K3Fe(CN)6 NVR Na2C2O4 NVR NaOH (in evaporating dish) NVR ANION CONFIRMATORY TESTS ADDED REAGENT(S) OBSERVATIONS (to the ppt) CH3COOH NVR MgCl2 NVR 6M H2SO4, FeSO4, 18M H2SO4 Brown ring
CATION CONFIRMATORY TESTS ADDED REAGENT(S) OBSERVATIONS KSCN Blood red complex K4Fe(CN)6 Prussian blue ppt K3Fe(CN)6 NVR Na2C2O4 NVR NaOH (in evaporating dish) NVR ANION CONFIRMATORY TESTS ADDED REAGENT(S) OBSERVATIONS (to the ppt) CH3COOH NVR MgCl2 NVR 6M H2SO4, FeSO4, 18M H2SO4 Brown ring
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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Question
CATION CONFIRMATORY TESTS
ADDED REAGENT(S) |
OBSERVATIONS |
KSCN |
Blood red complex |
K4Fe(CN)6 |
Prussian blue ppt |
K3Fe(CN)6 |
NVR |
Na2C2O4 |
NVR |
NaOH (in evaporating dish) |
NVR |
ANION CONFIRMATORY TESTS
ADDED REAGENT(S) |
OBSERVATIONS |
(to the ppt) CH3COOH |
NVR |
MgCl2 |
NVR |
6M H2SO4, FeSO4, 18M H2SO4 |
Brown ring |
POSSIBLE ION(S) PRESENT?
Select one or more:
Fe3+
SO42-
I-
Zn2+
Cu2+
PO43-
Ca2+
CO32-
SCN-
Br-
NO3-
NH4+
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