Home › CBSE Class 12 (Science) › Chemistry › General Principles and Processes of Isolation of Elements › At the point where two Ellingham lines intersect…
At the point where two Ellingham lines intersect, what is the reaction free energy change?
AMinus RT
BPositive
CZero
DNegative
Answer & Solution
Correct answer: C. Zero
The two reactions have equal free energy there, so the net redox reaction is at equilibrium with zero free energy change.
Related questions
Roasting a sulfide ore until nearly all sulfur is removed gives which result?Magnetic roasting turns non-magnetic Fe2O3 into which magnetic oxide?Which roasting type heats ore in excess air and is the most common?Materials added in smelting to bind unwanted impurities are called what?Which substance is added to copper matte smelting to form a separate iron slag?In copper matte smelting, which molten layer floats on top?In electrolytic refining of copper, selenium and tellurium settle as what?Blister copper gets its name from the escape of which gas as it cools?