Chemistry - PRACTICAL ORGANIC CHEMISTRY Question with Solution | TestHub

IIA Group Cations :${\mathrm{Hg}}^{2+},{\mathrm{Pb}}^{2+},{\mathrm{Bi}}^{3+},{\mathrm{Cu}}^{2+},{{}^{*}\mathrm{Cd}}^{2+}$
IIB Group Cations :${\mathrm{As}}^{3+},{\mathrm{Sb}}^{3+},{\mathrm{Sn}}^{2+},{\mathrm{Sn}}^{4+}$
IIIrd Group Cations :${\mathrm{Al}}^{3+},{\mathrm{Cr}}^{3+},{\mathrm{Fe}}^{3+}$
IV th Group Cations :${\mathrm{Zn}}^{2+},{\mathrm{Mn}}^{2+},{\mathrm{Ni}}^{2+},{\mathrm{Co}}^{2+}$