226
5 Qualitative Aspects of Analytical Chemistry
Box 5.1 2
Ana lytical scheme for the identification of inorganic anionic species based on
group precipitation
Inorga nic Anion Scheme
GROUP I
Direct tests
-col'
- CHJCOO-601
anions precipitating
with (6al< or Ca l,)
a neutral medium
SO~ ,sol , SIO~
AsOJ, AsO! ,pol , Crof"
F ,c 2 01GROUP lia
CdS
Cdl IFe(CN)61 Cd)IFe(CN16h
precipitation for
separation purposes
Ferro
Ba(Ach I neutral medium
Ca(Ach
...------,
I GROUP II