Consider the following reaction at `1000^circ C` (A). `Zn_((s)) + 1 / 2 O_2 (g) rarr ZnO_ ((s)) , Delta G^circ=-360 kJmol^-1` (B). `C_((grap))+1 / 2 O_2 (g) rarr CO_ ((g)) , Delta G^circ=-460 k Jmol^-1` choose the correct statement at `1000^circ C .` : Zinc can be oxidised by carbon monoxide, zinc oxide can be reduced by graphite, both (a) and (b) are flase, both (a ) and (b) are true

Options

A. Zinc can be oxidised by carbon monoxide
B. zinc oxide can be reduced by graphite
C. both (a) and (b) are flase
D. both (a ) and (b) are true

Answer

B