MCQ
Which of the following ligand is ambidentate
- A$NO_3^-$
- ✓$C_2S_2O_2^{2-}$
- C$SO_4^{2-}$
- D$CO_3^{2-}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.


$\frac{2}{3} Al_2 O_3 \rightarrow \frac{4}{3} Al + O_2$
$\Delta _rG = + 960\, kJ\, mol^{-1}$
The potential difference needed for the electrolytic reduction of aluminium oxide $(Al_2O_3)$ at $500^oC$ is at least ........ $V$.