Boron and Carbon FamilyHard

Question

For the reactions,
C + O2 → CO2     ; ᐃH = - 393 J
2Zn + O2 → 2ZnO ; ᐃH = - 412 J

Options

A.carbon can oxidise Zn
B.oxidation of carbon is not feasible
C.oxidation of Zn is not feasible
D.Zn can oxidise carbon

Solution

ᐃH negative shows that the reaction is spontaneous. Higher value for Zn shows that the reactionis more feasible.

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