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Olympiad workbookNSECGeneral Principles and Processes of Isolation of Metals

Ellingham diagrams are plots of G ^0 vs temperature which have applications in metallurgy. 2 H ₂+ O ₂=2 H ₂ O G ( ~J )=-247500+55.85 ~T (I)2 CO + O ₂=2 CO ₂ G ( ~J )=-282400+86.81 ~T (II) The Ellingham diagrams for the oxidation of H ₂ (I) and CO (II) are given below. The two lines intersect ( T _ E ) at 1125 K . Which of the following is correct? I. G ^ for reaction (i) is more negative at T 1125 ~K IV. H ₂ is a bet

Options

  1. AI and II
  2. BI and III
  3. CIII only
  4. DI and IV

Correct answer

B. I and III

Step-by-step solution

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