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Q.

From the below Ellingham diagram, correct statement is

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a

At temperature t3, carbon can reduce metal oxide to metal

b

At temperature t2, metal can reduce ‘CO’

c

At temperature t2, metal oxide melts

d

At temperature t1, carbon can reduce metal oxide to metal (M)

answer is C.

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Detailed Solution

Ellingham diagram normally consists of plots of ∆fG° V vs T for the formation of oxides of common metals and reducing agents.

Carbon can reduce MO at a temperature above t2ºC. Metal melts at temperature t1ºC.

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From the below Ellingham diagram, correct statement is