Given (i) 2Fe₂O₃(s) … 4Fe(s) + 3O₂(g); …_rG^o = + 1487.0 kJ mol⁻¹ (ii) 2CO(g) + O₂(g) … 2CO₂(g); …_rG^o = … 514.4 kJ mol⁻¹ Free energy change, …_rG^o for the reaction 2Fe₂O₃(s) + 6CO(g) … 4Fe(s) + 6CO₂(g) will be :

Thermodynamics

JEE Main 2018 · 15 Apr, Evening shift · Q2297

ChemistryMedium84×since 2002Q2297

Given (i) 2Fe₂O₃(s)

\to

4Fe(s) + 3O₂(g);

\Delta

_rG^o = + 1487.0 kJ mol⁻¹ (ii) 2CO(g) + O₂(g)

\to

2CO₂(g);

\Delta

_rG^o =

-

514.4 kJ mol⁻¹ Free energy change,

\Delta

_rG^o for the reaction 2Fe₂O₃(s) + 6CO(g)

\to

4Fe(s) + 6CO₂(g) will be :