Metallurgical Engineering > GATE 2026 > Iron and Non-Ferrous Extraction

Match the unit operation in Column I with the resulting product in Column II:

Column I	Column II
(P) COREX Process	(1) Direct Reduced Iron
(Q) Bayer Process	(2) Pig Iron
(R) Matte Smelting	(3) Alumina
(S) MIDREX Process	(4) Copper

A

P-4, Q-3, R-2, S-1

B

P-2, Q-3, R-4, S-1

C

P-1, Q-3, R-4, S-2

D

P-2, Q-4, R-3, S-1

Correct : b

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