In the reaction, 

Cr2O72- +14H+ + 6I- 2Cr3+ + 7H2O + 3I2,

Which element is reduced?

(a) I

(b) O

(c) H

(d) Cr

Concept Videos :-

#2 | Oxidising & Reducing Agent
#6 | Balancing of Equation by suing n Factor

Concept Questions :-

Oxidation & Reducing Agents (Oxidation No)

(d) Cr26+ + 6e2Cr3+

Difficulty Level:

  • 9%
  • 7%
  • 7%
  • 79%