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FeCr2O4 (chromite) is converted to Cr by following steps:
  • a)
    I-Na2CO3/ air
    II- C, Δ
    III- Al, Δ
  • b)
    I-NaOH/air
    II-C, Δ 
    III- Al, Δ
  • c)
    I- NaOH/air
    II- C, Δ 
    III- Mg, Δ
  • d)
    I-conc. H2SO4
    II- Δ, NH2Cl 
    III- C, Δ
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
FeCr2O4 (chromite) is converted to Cr by following steps:a)I-Na2CO3/ a...
4FeCrO+ 8Na2CO+ 7H2O → 8Na2CrO+ 2Fe2O+ 8CO2
Chromite Ore
2Na2CrO+ H2SO4 → Na2Cr2O+ 2NaSO+ H2O
Na2Cr2O+ 3C → Na2Cr2O+ 3CO
Na2Cr2O+ H2O → Cr2O+ 2NaOH
Cr2O3 + 2A1 → 2Cr + Al2O3
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FeCr2O4 (chromite) is converted to Cr by following steps:a)I-Na2CO3/ airII- C, ΔIII- Al, Δb)I-NaOH/airII-C, ΔIII- Al, Δc)I-NaOH/airII- C, ΔIII- Mg, Δd)I-conc.H2SO4II- Δ,NH2ClIII- C, ΔCorrect answer is option 'A'. Can you explain this answer?
Question Description
FeCr2O4 (chromite) is converted to Cr by following steps:a)I-Na2CO3/ airII- C, ΔIII- Al, Δb)I-NaOH/airII-C, ΔIII- Al, Δc)I-NaOH/airII- C, ΔIII- Mg, Δd)I-conc.H2SO4II- Δ,NH2ClIII- C, ΔCorrect answer is option 'A'. Can you explain this answer? for UGC NET 2025 is part of UGC NET preparation. The Question and answers have been prepared according to the UGC NET exam syllabus. Information about FeCr2O4 (chromite) is converted to Cr by following steps:a)I-Na2CO3/ airII- C, ΔIII- Al, Δb)I-NaOH/airII-C, ΔIII- Al, Δc)I-NaOH/airII- C, ΔIII- Mg, Δd)I-conc.H2SO4II- Δ,NH2ClIII- C, ΔCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UGC NET 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for FeCr2O4 (chromite) is converted to Cr by following steps:a)I-Na2CO3/ airII- C, ΔIII- Al, Δb)I-NaOH/airII-C, ΔIII- Al, Δc)I-NaOH/airII- C, ΔIII- Mg, Δd)I-conc.H2SO4II- Δ,NH2ClIII- C, ΔCorrect answer is option 'A'. Can you explain this answer?.
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