Arkansas State University
Department of Chemistry
and Physics
CHEM2004 Worksheet 5
Prediction of basicity from the ion 

 

1. Calculate the pKb values for each of the following: (Show work)

 MnO4-

 MoO4-2

 SO3-2

 AsO3-3

 NpO6-5

2. Use the quick estimate method to classify the basicity for each of the following:  (Show work)

 MnO4-

 MoO4-2

 SO3-2

 AsO3-3

 NpO6-5