1 mole of equimolar mixture of Fe 2( C 2 O 4)3 and FeC 2 O 4 requires X moles of KMnO 4 in acid medium for complete reaciton. The value of X is:

Question

1 mole of equimolar mixture of Fe 2( C 2 O 4)3 and FeC 2 O 4 requires X moles of KMnO 4 in acid medium for complete reaciton. The value of X is: (A) 0.9 (B) 0.6 (C) 1.2 (D) 0.8

Tardigrade Admin · Accepted Answer

Fe 2 (C 2 O 4)3 arrow 2 Fe 3++6 CO 2+6 overline e n Factor =6 FeC 2 O 4 arrow Fe 3++2 CO 2+3 overline e n Factor =3 Meq s of Fe2( C 2 O 4)3+ Fe ( C 2 O 4)=0.5 × 6+0.5 × 3 =4.5 Eqs. =4.5 Eqs. of KMnO 4 =(4.5/5)=0.9 moles of KMnO 4

Q. 1 mole of equimolar mixture of Fe2​(C2​O4​)3​ and FeC2​O4​ requires X moles of KMnO4​ in acid medium for complete reaciton. The value of X is:

0.9

0.6

1.2

0.8

Fe2​(C2​O4​)3​→2Fe3++6CO2​+6e n Factor =6 FeC2​O4​→Fe3++2CO2​+3e n Factor =3 Meq s of Fe2​(C2​O4​)3​+Fe(C2​O4​)=0.5×6+0.5×3 =4.5 Eqs. =4.5 Eqs. of KMnO4​ =54.5​=0.9 moles of KMnO4​

Q. $1$ mole of equimolar mixture of $F e_{2} (C_{2} O_{4})_{3}$ and $F e C_{2} O_{4}$ requires $X$ moles of $K M n O_{4}$ in acid medium for complete reaciton. The value of $X$ is: