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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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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