On the basis of the information available from the reaction 4 3 Al + O _ 2 2 3 Al _ 2 O _…
Chemistry · NEET · NTA Exams — Electrochemistry
On the basis of the information available from the reaction
\(\frac{4}{3} \mathrm{Al}+\mathrm{O}_{2} \rightarrow \frac{2}{3} \mathrm{Al}_{2} \mathrm{O}_{3} ; \Delta \mathrm{L}=-827 \mathrm{~kJ} \mathrm{~mol}^{-1}\) of O2, the minimum emf required to carry out an electrolysis of Al2O3 is: (F = 96500 C mol-1)
- 6.42 V
- 8.56 V
- 2.14 V
- 4.28 V
Answer
(C) 2.14 V
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