Chemistry - Metallurgy Question with Solution | TestHub
ChemistryMetallurgyIntroduction, ore, mineralMedium2 minQB
ChemistryMediummultiple choice
Which ores having two different metal with two different oxidation state?
Options:(select one or more)
Answer:
B, C, D
Solution:
(A) Dolomite (CaCO₃⋅MgCO₃): Ca = +2, Mg = +2 → same oxidation state
(B) Chromite (FeCr₂O₄): Fe = +2, Cr = +3 → different oxidation states
(C) Cryolite (Na₃AlF₆): Na = +1, Al = +3 → different oxidation states
(D) Chalcopyrite (CuFeS₂): Cu = +1, Fe = +3 → different oxidation states
Answer: (B), (C) and (D)
Stream:JEESubject:ChemistryTopic:MetallurgySubtopic:Introduction, ore, mineral
⏱ 2mℹ️ Source: QB
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