With respect to an ore,


With respect to an ore, Ellingham diagram helps to predict the feasibility of its

  1. Electrolysis

  2. Zone refining

  3. Vapour phase refining

  4. Thermal reduction

Correct Option: , 4


Ellingham diagram is a graph showing the temperature dependence of the stability for compounds. It is used to select reducing agent so it helps to predict feasibility of its thermal reduction.

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