Question

CO(NH2)2(aq) + 2 HNO2(aq) → CO2(g) + 2 N2(g) + 3 H2O(l) which element is being oxidized? N is being reduced. I thought C was being oxidized but I keep getting it wrong.

Answer 1

Did you assign oxidation states/numbers to all the atoms?

Answer 2

yes

Answer 3

yes. it is copied directly from the website that i am doing the questions on

Answer 4

okay, cool. i didn't notice it was urea.

idk, why it's telling it's not right. C is being oxidized from -2 to -4

Answer 5

i mean +2 to +4

Answer 6

that's what i thought. thanks for your help.