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Consider the following reactions at 1000...

Consider the following reactions at `1000^(@)C`.
(A) `Zn_((s))+1/2 O_(2(g)) rarr ZnO_((s)), DeltaG^(@)=-360` kJ/mol
(B) `C_("(gra)")+1/2 O_(2(g)) rarr CO_((g)), DeltaG^(@)=-460` kJ/mol
correct statement at `1000^(@)C` is

A

Zinc can be oxidised by carbon monoxide

B

Zinc blend is produced during the reaction

C

zinc oxide can be reduced by graphite

D

zinc can be oxidised by graphite

Text Solution

Verified by Experts

The correct Answer is:
C
Compare `DeltaG^(@)` for both reactions
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