Analytical Chemistry Laboratory Manual

Analytical Chemistry Laboratory Manual

CONTENTS
Introduction..................................................................3

QUALITATIVE ANALYSIS

Group I cations.............................................................16
Group II cations............................................................24
Group III cations...........................................................39
Group IV cations...........................................................50
Group V cations............................................................ 60

QUANTITATIVE ANALYSIS

ACID-BASE TITRATIONS: DETERMINATION OF ACETIC ACID
IN VINEGAR...............................................................66
PRECIPITATION TITRATIONS: CHLORIDE DETERMINATION
BY VOLHARD METHOD...............................................74
COMPLEXIMETRIC TITRATION DETERMINATION OF
HARDNESS OF WATER WITH EDTA TITRATION...............81
REDOX TITRATIONS: INDIRECT DETERMINATION OF Ca (II)
BY REDOX TITRATION OF OXALATE (C2O4
2-
) WITH
POTASSIUM PERMANGANATE (KMnO4).........................87
IODOMETRIC TITRATION: DETERMINATION OF COPPER (Cu)
BY IODOMETRIC TITRATION........................................93
STANDARD ELECTRODE POTENTIALS MEASURED AT 25 ° ...............105
REFERENCES............................................................................................112

2

CONTENTS
Introduction..................................................................3

QUALITATIVE ANALYSIS

Group I cations.............................................................16
Group II cations............................................................24
Group III cations...........................................................39
Group IV cations...........................................................50
Group V cations............................................................ 60

QUANTITATIVE ANALYSIS

ACID-BASE TITRATIONS: DETERMINATION OF ACETIC ACID
IN VINEGAR...............................................................66
PRECIPITATION TITRATIONS: CHLORIDE DETERMINATION
BY VOLHARD METHOD...............................................74
COMPLEXIMETRIC TITRATION DETERMINATION OF
HARDNESS OF WATER WITH EDTA TITRATION...............81
REDOX TITRATIONS: INDIRECT DETERMINATION OF Ca (II)
BY REDOX TITRATION OF OXALATE (C2O4
2-
) WITH
POTASSIUM PERMANGANATE (KMnO4).........................87
IODOMETRIC TITRATION: DETERMINATION OF COPPER (Cu)
BY IODOMETRIC TITRATION........................................93
STANDARD ELECTRODE POTENTIALS MEASURED AT 25 ° ...............105
REFERENCES............................................................................................112

2

CONTENTS
Introduction..................................................................3