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Consider the DeltaG(f)^(@) (kJ/mol) for ...

Consider the `DeltaG_(f)^(@)` (kJ/mol) for the following oxides. Which oxide can be most easily decomposed to form the metal and oxygen gas?

A

`ZnO (DeltaG^(@)=-318.4 , DeltaH^(@)=-348.3)`

B

`Cu_(2)O (DeltaG^(@)=-146.0 , DeltaH^(@)=-168.8)`

C

`HgO (DeltaG^(@)=-58.5 , DeltaH^(@)=-90.8)`

D

`PbO(DeltaG^(@)=-187.9 , DeltaH^(@)=-217.3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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