MCQ
Which compound has the highest boiling point
- AAcetone
- BDiethyl ether
- CMethanol
- ✓Ethanol
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$(a)$ tetraamminecobalt $(III)$ dim-hydroxidotetra amminecobalt $(III)$ ion
$(b)$ di $-\mu -$ hydroxidobis(tetraammine)dicobalt $(III)$
$(c)$ Bis $-(\mu -$ hydroxidotetraamminecobalt $(III))$
$(d)$ di $-\mu-$ hydroxidooctaamminedicobalt $(III)$
correct option is
$\frac{2}{3}A{l_2}{O_3} \to \frac{4}{3}Al + {O_2},{\Delta _r}G = + 940\,kJ\,mo{l^{ - 1}}$
The potential difference needed for the electrolytic reduction of aluminium oxide ............... $\mathrm{V}$
