Which member of the following pairs is the stronger acid?Give reasons for your choice. A) [Al(H2O)6]3
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- The acidity comes from the hydrolysis of the coordinated water in the aqua metal ion: [M(H2O)6]3+ ⇌ [M(H2O)5(OH)]2+ + H+. - The species with the lower pKa for the first hydrolysis is the stronger acid. Show more…
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Which member of the following pairs is the stronger acid? Give reasons for your choice. (a) $\left[\mathrm{Fe}\left(\mathrm{OH}_{2}\right)_{6}\right]^{3+}$ or $\left[\mathrm{Fe}\left(\mathrm{OH}_{2}\right)_{6}\right]^{2+}$ (b) $\left[\mathrm{Al}\left(\mathrm{OH}_{2}\right)_{6}\right]^{3+}$ or $\left[\mathrm{Ga}\left(\mathrm{OH}_{2}\right)_{6}\right]^{3+},(\mathrm{c}) \mathrm{Si}(\mathrm{OH})_{4}$ or $\mathrm{Ge}(\mathrm{OH})_{4},(\mathrm{d}) \mathrm{HClO}_{3}$ or $\mathrm{HClO}_{4}$ (e) $\mathrm{H}_{2} \mathrm{CrO}_{4}$ or $\mathrm{HMnO}_{4},$ (f) $\mathrm{H}_{3} \mathrm{PO}_{4}$ or $\mathrm{H}_{2} \mathrm{SO}_{4}$
Adi S.
Which of the following would you predict to be the stronger acid?
Which member of each pair is the stronger acid?
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