Question

The number of moles of acidified KMnO₄ required to oxidize 1 mole of ferrous oxalate(FeC₂O₄) is …………..

(a) 5 

(b) 3 

(c) 0.6 

(d) 1.5

Answer 1

(c) 0.6

5 mole  of FeC₂O₄ ≡ 3 moles of KMnO₄

5 mole  of FeC₂O₄  ≡  \(\frac{3}{5}\) moles of KMnO₄

5 mole of FeC₂O₄  ≡ 0.6 moles of KMnO₄