Q.

Refer to the above Ellingham diagram, select correct option.

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a

Reduction of E2O3 to E is possible by C below 1000oC

b

At 500oC reduction of oxide of A, B is possible by C.

c

Extraction of D is possible reduction of its oxide by B and C

d

Below 400oC oxide of A should decompose into metal and O2

answer is B.

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Detailed Solution

Correct (l): Reduction of E2O3 to E is possible above that temperature where line of E cross line of C. i.e., above 1000oC (at point p1) Correct (4) Extraction of D is possible reduction of its oxide by E and F.
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