Analytical ChemistryHard
Question
The following can be used to regulate the concentration of OH- ions for the scheme of basic radical analysis (III group).
Options
A.NH4NO3
B.NH4Cl
C.(NH4)2SO4
D.(NH4)2CO3
Solution
(NH4)2 CO3 and (NH4)2 SO4 can not be used as they would also precipitate the IV and Vth group cations.
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