Given the Ka values of some hypothetical compounds, find the weakest base. HXO 1.3 x 10-³ HXO3ª 6.4 x 10-5 H₂XO4 6.3 x 10-⁹

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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HXO
HXO3
H₂XO4
Given the Ka values of some hypothetical compounds, find the weakest base.
a. XO₂2-
O b
O
a
O C
O
P
(D
1.3 x 10-3
6.4 x 10-5
6.3 x 10-⁹
b. XO₂2-
c. HXO4²-
d. XO4
e. H₂XO4²-
2-
Transcribed Image Text:HXO HXO3 H₂XO4 Given the Ka values of some hypothetical compounds, find the weakest base. a. XO₂2- O b O a O C O P (D 1.3 x 10-3 6.4 x 10-5 6.3 x 10-⁹ b. XO₂2- c. HXO4²- d. XO4 e. H₂XO4²- 2-
Expert Solution
Step 1

The relation between the acid dissociation constant (Ka ) and the base dissociation constant (Kb ) is-

Ka×Kb=Kw=1.0×10-14

A weaker base can be identified by a low Kb value.

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