Question

oxidation number of C in c2o4^2​

Answer 1

Answer:

c2o4 is an polyatomic ion with a charge of -2.the oxygen atom in the molecule have a oxidation state of -2 because oxygen always has -2 charge on it. since there are 4 atoms of oxygen the overall charge of the oxygen is 4(-2) =-8. the oxidation states of c is +3 & o is -2

thank you.

pls mark it has brainliest answer