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0. Match the terms used in metallurgy with their meanings A. Roasting i. Heating the ore just below its melting pOint in the absence of air B. Calcination ii. Unwanted impurities present in the ore C. Gangue iii. Heating the ore just below its melting point in the presence of air D. Flux iv. Process of increasing the percentage of desired component of the ore v. Substance added to ores to remove unwanted impurities (NTSE Karnataka, Stage-I, 2014-15)
A-i B-iii C-ii D-v
A-iii B-i C-iv D-ii
A-iii B-i C-ii D-v
A-i B-iii C-v D-ii
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