In which of the following is the oxidation number of nitrogen zero? by Sunday | Aug 24 | Chemistry WAEC | 0 comments A. SO2 and NH3 B. NaNO3 C. HNO2 D. HNO3 E. N2 Correct Answer: Option E – N2 Users Also Read These:If the percentage of nitrogen in ammonium sulphate…What is the oxidation number of nitrogen in AI(NO3)3?If urea fertilizer contains 46% nitrogen. calculate…The oxidation state(s) of nitrogen in ammonium…Which of the following statements about nitrogen is…