The reaction, MgO(s) + C(s)®Mg(S) + CO(g), for which \Delta_rH^\circ = + 491.1 kJ mol^{–1} and \Delta_rS^\circ = 198.0 JK^{–1} mol^{– 1}, is not feasible at 298 K. Temperature above which reaction will be feasible is :- [11 Jan 2019 Shift 2]

Chemical Thermodynamics Part 1

Section: Chemistry

Question : 42 of 100

Marks: +1, -0

The reaction,
MgO(s) + C(s)®Mg(S) + CO(g), for which ΔrH° = + 491.1 kJ mol–1 and ΔrS° = 198.0 JK–1mol–1, is not feasible at 298 K. Temperature above which reaction will be feasible is :-

[11 Jan 2019 Shift 2]

1890.0 K
2480.3 K
2040.5 K
2380.5 K

Validate

Go to Question:

Prev Question

Next Question