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

Chemical Thermodynamics: JEE Main 2018 Chemistry question

JEE Main 2018 · 15 Apr, Evening shift · Q2297

JEE Main 201815 Apr, Evening shiftChemistryMediumChemical Thermodynamics84× since 2002

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 :

JEE Main 2018 Chemical Thermodynamics Question with Solution (15 Apr Evening shift, Q2297) | JEE Arc