Question #c1aeb

1 Answer

the oxidation state of carbon in K_2CO_3 is +4

Explanation:

let the oxidation state of carbon be x
the oxidation states of potassium and oxygen are fixed i.e. the are +1 and -2 respectively.
which means we get 2(+1)+x+3(-2)=0 since the net charge is zero.
rArrx-4=0 rArrx=+4