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CHEMISTRY · Subjective · A Level · Chemistry · Electrode potentials · Electrode potentials
Problem Using the Δ G 0 \Delta G^0 Δ G 0 C + O 2 → CO 2 Δ G 0 = − 395 kJ / mole, \text{C} + \text{O}_2 \rightarrow \text{CO}_2 \quad \Delta G^0 = -395\text{ kJ / mole,} C + O 2 → CO 2 Δ G 0 = − 395 kJ / mole, 2 Al ( ℓ ) + 3 2 O 2 → Al 2 O 3 ( s ) Δ G 0 = − 1269 kJ/mole 2\text{Al}(\ell) + \frac{3}{2}\text{O}_2 \rightarrow \text{Al}_2\text{O}_3(\text{s}) \quad \Delta G^0 = -1269\text{ kJ/mole} 2 Al ( ℓ ) + 2 3 O 2 → Al 2 O 3 ( s ) Δ G 0 = − 1269 kJ/mole Al 2 O 3 ( s ) → Al 2 O 3 ( melt ) Δ G 0 = 16 kJ/mole \text{Al}_2\text{O}_3(\text{s}) \rightarrow \text{Al}_2\text{O}_3(\text{melt}) \quad \Delta G^0 = 16\text{ kJ/mole} Al 2 O 3 ( s ) → Al 2 O 3 ( melt ) Δ G 0 = 16 kJ/mole 2 Al 2 O 3 ( melt ) + 3 C → 4 Al ( ℓ ) + 3 CO 2 ( g ) 2\text{Al}_2\text{O}_3(\text{melt}) + 3\text{C} \rightarrow 4\text{Al}(\ell) + 3\text{CO}_2(\text{g}) 2 Al 2 O 3 ( melt ) + 3 C → 4 Al ( ℓ ) + 3 CO 2 ( g ) Browse the problem library