Question

Calculate the number of moles of electrons required to convert \(1.1 \text{ mol } \text{Cr}_2\text{O}_7^{2-}\) to \(\text{Cr}^{3+}\) in acidic medium.

• A. 7.1 mole
• B. 0.183 mole
• C. 6.6 mole
• D. 3.3 mole

Hint:

Remember: Dichromate → 6 electrons reduction.

Answer 1

The Correct Option is C