Question

Cr2012 + 14H → 2Cr2+ 7H2O
How many moles of lodate produce if 2moles of I2, involve in reaction​

Answer 1

Cr
2
​
O
7
2−
​
+14H
+
+6e
−
→2Cr
3+
+7H
2
​
O

The valency factor for Chromium is 6.

Applying faraday's first law-
F
Q
​
=mole×V.f.

Q=mole×V.f.×F

Q=1×6×96500

Q=5.79×10
5
C