Redox Reactions and Electrochemistry (Quiz)

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Q.1 Consider the following reactions at 11000C
(I) 2C + O2 → 2CO, ΔG0 = -460 kJ mol-1
(II) 2Zn + O2 → 2ZnO, ΔG0 = -360kJ mol-1
Based on these, select correct alternative.
  zinc can be oxidised by CO
  Zinc oxide can be reduced by carbon
  Both (a) and (b)
  None of the above