Asked by sara
select the stronger base. how do i know this?
1.SeO42− or SO42−
2.BrO− or BrO2−
1.SeO42− or SO42−
2.BrO− or BrO2−
Answers
Answered by
DrBob222
I would look at the hydrolysis constant Kb.
SeO4^2- + HOH ==> HSeO4^- + OH^-
Kb for SeO4^2- = (Kw/k2 for H2SeO4)
For H2SO4 it is
Kb for SO4^2- = (Kw/k2 for H2SO4)
The best I could find for k2 H2SeO4 = 0.012 and for k2 for H2SO4 I found 0.013. Not much difference.
SeO4^2- + HOH ==> HSeO4^- + OH^-
Kb for SeO4^2- = (Kw/k2 for H2SeO4)
For H2SO4 it is
Kb for SO4^2- = (Kw/k2 for H2SO4)
The best I could find for k2 H2SeO4 = 0.012 and for k2 for H2SO4 I found 0.013. Not much difference.
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