See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Equivalents of K2Cr2O7 = Equivalents of Fe2+ M × V × nf = n × nf 2 × V × 6 = n 12 × V = n Equivalents of KMnO4 = Equivalents of Fe2+ M1 × V1 × nf1 = n × nf 2 × V × 5 = n × 1 10 V = n SECTION – B