Chemistry · Metallurgy
What is the process of smelting in metallurgy?
- 1Reducing the roasted or calcined metal oxide ore at high temperature using a reducing agent like carbon✓
- 2Heating the ore in the absence of oxygen to decompose carbonates into oxides
- 3Concentrating the ore by exploiting the difference in density of ore particles and gangue
- 4Heating the ore below its melting point in excess air to remove volatile impurities
Correct answer
Reducing the roasted or calcined metal oxide ore at high temperature using a reducing agent like carbon
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