alleryIn smelting, what is the high-temperature reduction step?
AGangue becomes useful ore
BMetal dissolves in water
CMetal converts to sulfide
DOxide reduced to metal
Answer & Solution
Correct answer: D. Oxide reduced to metal
The reduction stage removes oxygen from the metal oxide to yield elemental metal.
Keep practising Metallurgy
Browse all Metallurgy questions for ICSE Class 10, or explore more Chemistry topics.
Related questions
Which metal is used in aluminothermic reduction of some metal oxides?What is the role of electrorefining in copper production?After copper smelting, what product can undergo electrorefining?Which substance is identified as a collector for galena flotation?What do air bubbles do in a flotation cell?Why is ore ground before froth flotation?What is a complex ore?In a smelting furnace, which layer floats over the heavier matte?