Question

What if the oxidation state of Fe in (Fe (CN) 6) 4- ?

What is the oxidation no of CN?

Answer 1

The oxidation number of Fe in K4Fe(CN)6  can be calculated as follows,


4(+1) + x + 6(-1) = 0


Hence x = +2

Answer 2

Answer:

X+6(-1)=-4

X-6 =-4

X=-4+6

X=2