Electrochemistry

$E^o_{\text{Sn}^{4+}/\text{Sn}^{2+}} = +1.15 \text{ V}$

$E^o_{\text{Al}^{3+}/\text{Al}} = -1.66 \text{ V}$

$E^o_{\text{Pb}^{4+}/\text{Pb}^{2+}} = +1.67 \text{ V}$

$E^o_{\text{Tl}^{3+}/\text{Tl}} = +1.26 \text{ V}$