NEET2008ChemistryRedox ReactionsActual
Number of moles of MnO ₄⁻ required to oxidize one mole of ferrous oxalate completely in acidic medium will be
Options
- A0.2 moles
- B0.6 moles
- C0.4 moles
- D7.5 moles
Correct answer
B. 0.6 moles
Step-by-step solution
aligned & . FeC ₂ O ₄ Fe ²⁺+2 CO ₂+3 e ⁻ ] 5 & . MnO ₄ ⁻+8 H ⁺+5 e ⁻ Mn ²⁺+4 H ₂ O ] 3 & 5 FeC ₂ O ₄+3 MnO ₄⁻+24 H ⁺ 5 Fe ³⁺+10 CO ₂+3 Mn ²⁺+12 H ₂ O & 5 ~mol FeC ₂ O ₄ 3 ~mol MnO ₄⁻ & 1 ~mol FeC ₂ O ₄ 3 5 ~mol MnO ₄⁻ & =0.6 ~mol MnO ₄⁻ & aligned