With respect to an ore,
Question:

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

Solution:

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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