Chemistry - Metallurgy Question with Solution | TestHub
ChemistryMetallurgyIntroduction, ore, mineralMedium2 minQB
ChemistryMediumnumerical
Find the total number of ore in which any one metal is present in +2 oxidation state.
Chromite ore, Cassiterite, Magnetite, Dolomite, Cryollite, Carnallite, Copper pyrites
Answer:
5.00
Solution:
Chromite (Fe in FeCr₂O₄), Cassiterite (Sn in SnO₂), Magnetite (Fe in Fe₃O₄), Dolomite (Mg and Ca in MgCa(CO₃)₂), Copper pyrites (Fe in CuFeS₂). Total: 5.
Stream:JEESubject:ChemistryTopic:MetallurgySubtopic:Introduction, ore, mineral
⏱ 2mℹ️ Source: QB
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